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567 lines
17 KiB
567 lines
17 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Clock definitions for u8500 platform. |
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* |
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* Copyright (C) 2012 ST-Ericsson SA |
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* Author: Ulf Hansson <[email protected]> |
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*/ |
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#include <linux/of.h> |
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#include <linux/of_address.h> |
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#include <linux/clk-provider.h> |
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#include <linux/mfd/dbx500-prcmu.h> |
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#include "clk.h" |
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#define PRCC_NUM_PERIPH_CLUSTERS 6 |
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#define PRCC_PERIPHS_PER_CLUSTER 32 |
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static struct clk *prcmu_clk[PRCMU_NUM_CLKS]; |
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static struct clk *prcc_pclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER]; |
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static struct clk *prcc_kclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER]; |
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#define PRCC_SHOW(clk, base, bit) \ |
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clk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] |
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#define PRCC_PCLK_STORE(clk, base, bit) \ |
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prcc_pclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk |
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#define PRCC_KCLK_STORE(clk, base, bit) \ |
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prcc_kclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk |
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static struct clk *ux500_twocell_get(struct of_phandle_args *clkspec, |
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void *data) |
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{ |
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struct clk **clk_data = data; |
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unsigned int base, bit; |
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if (clkspec->args_count != 2) |
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return ERR_PTR(-EINVAL); |
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base = clkspec->args[0]; |
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bit = clkspec->args[1]; |
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if (base != 1 && base != 2 && base != 3 && base != 5 && base != 6) { |
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pr_err("%s: invalid PRCC base %d\n", __func__, base); |
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return ERR_PTR(-EINVAL); |
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} |
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return PRCC_SHOW(clk_data, base, bit); |
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} |
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/* CLKRST4 is missing making it hard to index things */ |
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enum clkrst_index { |
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CLKRST1_INDEX = 0, |
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CLKRST2_INDEX, |
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CLKRST3_INDEX, |
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CLKRST5_INDEX, |
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CLKRST6_INDEX, |
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CLKRST_MAX, |
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}; |
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static void u8500_clk_init(struct device_node *np) |
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{ |
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struct prcmu_fw_version *fw_version; |
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struct device_node *child = NULL; |
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const char *sgaclk_parent = NULL; |
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struct clk *clk, *rtc_clk, *twd_clk; |
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u32 bases[CLKRST_MAX]; |
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int i; |
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for (i = 0; i < ARRAY_SIZE(bases); i++) { |
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struct resource r; |
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if (of_address_to_resource(np, i, &r)) |
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/* Not much choice but to continue */ |
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pr_err("failed to get CLKRST %d base address\n", |
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i + 1); |
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bases[i] = r.start; |
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} |
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/* Clock sources */ |
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clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0, |
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CLK_IGNORE_UNUSED); |
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prcmu_clk[PRCMU_PLLSOC0] = clk; |
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clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1, |
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CLK_IGNORE_UNUSED); |
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prcmu_clk[PRCMU_PLLSOC1] = clk; |
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clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR, |
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CLK_IGNORE_UNUSED); |
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prcmu_clk[PRCMU_PLLDDR] = clk; |
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/* FIXME: Add sys, ulp and int clocks here. */ |
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rtc_clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL", |
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CLK_IGNORE_UNUSED, |
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32768); |
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/* PRCMU clocks */ |
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fw_version = prcmu_get_fw_version(); |
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if (fw_version != NULL) { |
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switch (fw_version->project) { |
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case PRCMU_FW_PROJECT_U8500_C2: |
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case PRCMU_FW_PROJECT_U8500_MBL: |
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case PRCMU_FW_PROJECT_U8520: |
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case PRCMU_FW_PROJECT_U8420: |
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case PRCMU_FW_PROJECT_U8420_SYSCLK: |
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sgaclk_parent = "soc0_pll"; |
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break; |
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default: |
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break; |
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} |
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} |
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if (sgaclk_parent) |
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clk = clk_reg_prcmu_gate("sgclk", sgaclk_parent, |
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PRCMU_SGACLK, 0); |
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else |
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clk = clk_reg_prcmu_gate("sgclk", NULL, PRCMU_SGACLK, 0); |
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prcmu_clk[PRCMU_SGACLK] = clk; |
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clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, 0); |
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prcmu_clk[PRCMU_UARTCLK] = clk; |
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clk = clk_reg_prcmu_gate("msp02clk", NULL, PRCMU_MSP02CLK, 0); |
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prcmu_clk[PRCMU_MSP02CLK] = clk; |
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clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, 0); |
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prcmu_clk[PRCMU_MSP1CLK] = clk; |
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clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, 0); |
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prcmu_clk[PRCMU_I2CCLK] = clk; |
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clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, 0); |
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prcmu_clk[PRCMU_SLIMCLK] = clk; |
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clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, 0); |
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prcmu_clk[PRCMU_PER1CLK] = clk; |
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clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, 0); |
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prcmu_clk[PRCMU_PER2CLK] = clk; |
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clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, 0); |
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prcmu_clk[PRCMU_PER3CLK] = clk; |
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clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, 0); |
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prcmu_clk[PRCMU_PER5CLK] = clk; |
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clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, 0); |
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prcmu_clk[PRCMU_PER6CLK] = clk; |
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clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, 0); |
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prcmu_clk[PRCMU_PER7CLK] = clk; |
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clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0, |
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CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_LCDCLK] = clk; |
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clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, 0); |
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prcmu_clk[PRCMU_BMLCLK] = clk; |
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clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0, |
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CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_HSITXCLK] = clk; |
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clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0, |
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CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_HSIRXCLK] = clk; |
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clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0, |
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CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_HDMICLK] = clk; |
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clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, 0); |
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prcmu_clk[PRCMU_APEATCLK] = clk; |
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clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0, |
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CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_APETRACECLK] = clk; |
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clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, 0); |
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prcmu_clk[PRCMU_MCDECLK] = clk; |
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clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK, 0); |
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prcmu_clk[PRCMU_IPI2CCLK] = clk; |
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clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK, 0); |
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prcmu_clk[PRCMU_DSIALTCLK] = clk; |
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clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, 0); |
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prcmu_clk[PRCMU_DMACLK] = clk; |
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clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, 0); |
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prcmu_clk[PRCMU_B2R2CLK] = clk; |
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clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0, |
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CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_TVCLK] = clk; |
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clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, 0); |
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prcmu_clk[PRCMU_SSPCLK] = clk; |
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clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, 0); |
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prcmu_clk[PRCMU_RNGCLK] = clk; |
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clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, 0); |
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prcmu_clk[PRCMU_UICCCLK] = clk; |
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clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, 0); |
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prcmu_clk[PRCMU_TIMCLK] = clk; |
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clk = clk_reg_prcmu_gate("ab8500_sysclk", NULL, PRCMU_SYSCLK, 0); |
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prcmu_clk[PRCMU_SYSCLK] = clk; |
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clk = clk_reg_prcmu_opp_volt_scalable("sdmmcclk", NULL, PRCMU_SDMMCCLK, |
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100000000, CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_SDMMCCLK] = clk; |
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clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk", |
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PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_PLLDSI] = clk; |
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clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll", |
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PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_DSI0CLK] = clk; |
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clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll", |
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PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_DSI1CLK] = clk; |
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clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk", |
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PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_DSI0ESCCLK] = clk; |
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clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk", |
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PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_DSI1ESCCLK] = clk; |
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clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk", |
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PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE); |
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prcmu_clk[PRCMU_DSI2ESCCLK] = clk; |
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clk = clk_reg_prcmu_scalable_rate("armss", NULL, |
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PRCMU_ARMSS, 0, CLK_IGNORE_UNUSED); |
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prcmu_clk[PRCMU_ARMSS] = clk; |
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twd_clk = clk_register_fixed_factor(NULL, "smp_twd", "armss", |
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CLK_IGNORE_UNUSED, 1, 2); |
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/* |
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* FIXME: Add special handled PRCMU clocks here: |
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* 1. clkout0yuv, use PRCMU as parent + need regulator + pinctrl. |
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* 2. ab9540_clkout1yuv, see clkout0yuv |
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*/ |
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/* PRCC P-clocks */ |
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clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", bases[CLKRST1_INDEX], |
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BIT(0), 0); |
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PRCC_PCLK_STORE(clk, 1, 0); |
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clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", bases[CLKRST1_INDEX], |
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BIT(1), 0); |
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PRCC_PCLK_STORE(clk, 1, 1); |
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clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", bases[CLKRST1_INDEX], |
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BIT(2), 0); |
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PRCC_PCLK_STORE(clk, 1, 2); |
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clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", bases[CLKRST1_INDEX], |
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BIT(3), 0); |
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PRCC_PCLK_STORE(clk, 1, 3); |
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clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", bases[CLKRST1_INDEX], |
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BIT(4), 0); |
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PRCC_PCLK_STORE(clk, 1, 4); |
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clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", bases[CLKRST1_INDEX], |
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BIT(5), 0); |
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PRCC_PCLK_STORE(clk, 1, 5); |
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clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", bases[CLKRST1_INDEX], |
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BIT(6), 0); |
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PRCC_PCLK_STORE(clk, 1, 6); |
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clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", bases[CLKRST1_INDEX], |
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BIT(7), 0); |
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PRCC_PCLK_STORE(clk, 1, 7); |
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clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", bases[CLKRST1_INDEX], |
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BIT(8), 0); |
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PRCC_PCLK_STORE(clk, 1, 8); |
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clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", bases[CLKRST1_INDEX], |
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BIT(9), 0); |
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PRCC_PCLK_STORE(clk, 1, 9); |
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clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", bases[CLKRST1_INDEX], |
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BIT(10), 0); |
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PRCC_PCLK_STORE(clk, 1, 10); |
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clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", bases[CLKRST1_INDEX], |
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BIT(11), 0); |
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PRCC_PCLK_STORE(clk, 1, 11); |
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clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", bases[CLKRST2_INDEX], |
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BIT(0), 0); |
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PRCC_PCLK_STORE(clk, 2, 0); |
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clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", bases[CLKRST2_INDEX], |
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BIT(1), 0); |
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PRCC_PCLK_STORE(clk, 2, 1); |
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clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", bases[CLKRST2_INDEX], |
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BIT(2), 0); |
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PRCC_PCLK_STORE(clk, 2, 2); |
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clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", bases[CLKRST2_INDEX], |
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BIT(3), 0); |
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PRCC_PCLK_STORE(clk, 2, 3); |
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clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", bases[CLKRST2_INDEX], |
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BIT(4), 0); |
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PRCC_PCLK_STORE(clk, 2, 4); |
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clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", bases[CLKRST2_INDEX], |
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BIT(5), 0); |
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PRCC_PCLK_STORE(clk, 2, 5); |
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clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", bases[CLKRST2_INDEX], |
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BIT(6), 0); |
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PRCC_PCLK_STORE(clk, 2, 6); |
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clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", bases[CLKRST2_INDEX], |
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BIT(7), 0); |
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PRCC_PCLK_STORE(clk, 2, 7); |
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clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", bases[CLKRST2_INDEX], |
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BIT(8), 0); |
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PRCC_PCLK_STORE(clk, 2, 8); |
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clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", bases[CLKRST2_INDEX], |
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BIT(9), 0); |
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PRCC_PCLK_STORE(clk, 2, 9); |
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clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", bases[CLKRST2_INDEX], |
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BIT(10), 0); |
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PRCC_PCLK_STORE(clk, 2, 10); |
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clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", bases[CLKRST2_INDEX], |
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BIT(11), 0); |
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PRCC_PCLK_STORE(clk, 2, 11); |
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clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", bases[CLKRST2_INDEX], |
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BIT(12), 0); |
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PRCC_PCLK_STORE(clk, 2, 12); |
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clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", bases[CLKRST3_INDEX], |
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BIT(0), 0); |
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PRCC_PCLK_STORE(clk, 3, 0); |
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clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", bases[CLKRST3_INDEX], |
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BIT(1), 0); |
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PRCC_PCLK_STORE(clk, 3, 1); |
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clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", bases[CLKRST3_INDEX], |
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BIT(2), 0); |
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PRCC_PCLK_STORE(clk, 3, 2); |
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clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", bases[CLKRST3_INDEX], |
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BIT(3), 0); |
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PRCC_PCLK_STORE(clk, 3, 3); |
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clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", bases[CLKRST3_INDEX], |
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BIT(4), 0); |
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PRCC_PCLK_STORE(clk, 3, 4); |
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clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", bases[CLKRST3_INDEX], |
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BIT(5), 0); |
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PRCC_PCLK_STORE(clk, 3, 5); |
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clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", bases[CLKRST3_INDEX], |
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BIT(6), 0); |
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PRCC_PCLK_STORE(clk, 3, 6); |
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clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", bases[CLKRST3_INDEX], |
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BIT(7), 0); |
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PRCC_PCLK_STORE(clk, 3, 7); |
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clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", bases[CLKRST3_INDEX], |
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BIT(8), 0); |
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PRCC_PCLK_STORE(clk, 3, 8); |
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clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", bases[CLKRST5_INDEX], |
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BIT(0), 0); |
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PRCC_PCLK_STORE(clk, 5, 0); |
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clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", bases[CLKRST5_INDEX], |
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BIT(1), 0); |
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PRCC_PCLK_STORE(clk, 5, 1); |
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clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", bases[CLKRST6_INDEX], |
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BIT(0), 0); |
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PRCC_PCLK_STORE(clk, 6, 0); |
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clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", bases[CLKRST6_INDEX], |
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BIT(1), 0); |
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PRCC_PCLK_STORE(clk, 6, 1); |
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clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", bases[CLKRST6_INDEX], |
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BIT(2), 0); |
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PRCC_PCLK_STORE(clk, 6, 2); |
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clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", bases[CLKRST6_INDEX], |
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BIT(3), 0); |
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PRCC_PCLK_STORE(clk, 6, 3); |
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clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", bases[CLKRST6_INDEX], |
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BIT(4), 0); |
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PRCC_PCLK_STORE(clk, 6, 4); |
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clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", bases[CLKRST6_INDEX], |
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BIT(5), 0); |
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PRCC_PCLK_STORE(clk, 6, 5); |
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clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", bases[CLKRST6_INDEX], |
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BIT(6), 0); |
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PRCC_PCLK_STORE(clk, 6, 6); |
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clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", bases[CLKRST6_INDEX], |
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BIT(7), 0); |
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PRCC_PCLK_STORE(clk, 6, 7); |
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|
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/* PRCC K-clocks |
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* |
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* FIXME: Some drivers requires PERPIH[n| to be automatically enabled |
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* by enabling just the K-clock, even if it is not a valid parent to |
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* the K-clock. Until drivers get fixed we might need some kind of |
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* "parent muxed join". |
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*/ |
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|
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/* Periph1 */ |
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clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk", |
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bases[CLKRST1_INDEX], BIT(0), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 0); |
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|
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clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk", |
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bases[CLKRST1_INDEX], BIT(1), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 1); |
|
|
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clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk", |
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bases[CLKRST1_INDEX], BIT(2), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 2); |
|
|
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clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk", |
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bases[CLKRST1_INDEX], BIT(3), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 3); |
|
|
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clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk", |
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bases[CLKRST1_INDEX], BIT(4), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 4); |
|
|
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clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmcclk", |
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bases[CLKRST1_INDEX], BIT(5), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 5); |
|
|
|
clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk", |
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bases[CLKRST1_INDEX], BIT(6), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 6); |
|
|
|
clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk", |
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bases[CLKRST1_INDEX], BIT(8), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 8); |
|
|
|
clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk", |
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bases[CLKRST1_INDEX], BIT(9), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 9); |
|
|
|
clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk", |
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bases[CLKRST1_INDEX], BIT(10), CLK_SET_RATE_GATE); |
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PRCC_KCLK_STORE(clk, 1, 10); |
|
|
|
/* Periph2 */ |
|
clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk", |
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bases[CLKRST2_INDEX], BIT(0), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 2, 0); |
|
|
|
clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmcclk", |
|
bases[CLKRST2_INDEX], BIT(2), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 2, 2); |
|
|
|
clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk", |
|
bases[CLKRST2_INDEX], BIT(3), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 2, 3); |
|
|
|
clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmcclk", |
|
bases[CLKRST2_INDEX], BIT(4), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 2, 4); |
|
|
|
clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk", |
|
bases[CLKRST2_INDEX], BIT(5), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 2, 5); |
|
|
|
/* Note that rate is received from parent. */ |
|
clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk", |
|
bases[CLKRST2_INDEX], BIT(6), |
|
CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT); |
|
PRCC_KCLK_STORE(clk, 2, 6); |
|
|
|
clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk", |
|
bases[CLKRST2_INDEX], BIT(7), |
|
CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT); |
|
PRCC_KCLK_STORE(clk, 2, 7); |
|
|
|
/* Periph3 */ |
|
clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk", |
|
bases[CLKRST3_INDEX], BIT(1), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 3, 1); |
|
|
|
clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk", |
|
bases[CLKRST3_INDEX], BIT(2), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 3, 2); |
|
|
|
clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk", |
|
bases[CLKRST3_INDEX], BIT(3), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 3, 3); |
|
|
|
clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmcclk", |
|
bases[CLKRST3_INDEX], BIT(4), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 3, 4); |
|
|
|
clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k", |
|
bases[CLKRST3_INDEX], BIT(5), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 3, 5); |
|
|
|
clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk", |
|
bases[CLKRST3_INDEX], BIT(6), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 3, 6); |
|
|
|
clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk", |
|
bases[CLKRST3_INDEX], BIT(7), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 3, 7); |
|
|
|
/* Periph6 */ |
|
clk = clk_reg_prcc_kclk("p3_rng_kclk", "rngclk", |
|
bases[CLKRST6_INDEX], BIT(0), CLK_SET_RATE_GATE); |
|
PRCC_KCLK_STORE(clk, 6, 0); |
|
|
|
for_each_child_of_node(np, child) { |
|
static struct clk_onecell_data clk_data; |
|
|
|
if (of_node_name_eq(child, "prcmu-clock")) { |
|
clk_data.clks = prcmu_clk; |
|
clk_data.clk_num = ARRAY_SIZE(prcmu_clk); |
|
of_clk_add_provider(child, of_clk_src_onecell_get, &clk_data); |
|
} |
|
if (of_node_name_eq(child, "prcc-periph-clock")) |
|
of_clk_add_provider(child, ux500_twocell_get, prcc_pclk); |
|
|
|
if (of_node_name_eq(child, "prcc-kernel-clock")) |
|
of_clk_add_provider(child, ux500_twocell_get, prcc_kclk); |
|
|
|
if (of_node_name_eq(child, "rtc32k-clock")) |
|
of_clk_add_provider(child, of_clk_src_simple_get, rtc_clk); |
|
|
|
if (of_node_name_eq(child, "smp-twd-clock")) |
|
of_clk_add_provider(child, of_clk_src_simple_get, twd_clk); |
|
} |
|
} |
|
CLK_OF_DECLARE(u8500_clks, "stericsson,u8500-clks", u8500_clk_init);
|
|
|