+++ /dev/null
-/*
- * r8a7790 clock framework support
- *
- * Copyright (C) 2013 Renesas Solutions Corp.
- * Copyright (C) 2013 Magnus Damm
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-#include <linux/init.h>
-#include <linux/io.h>
-#include <linux/kernel.h>
-#include <linux/sh_clk.h>
-#include <linux/clkdev.h>
-
-#include "clock.h"
-#include "common.h"
-#include "r8a7790.h"
-#include "rcar-gen2.h"
-
-/*
- * MD EXTAL PLL0 PLL1 PLL3
- * 14 13 19 (MHz) *1 *1
- *---------------------------------------------------
- * 0 0 0 15 x 1 x172/2 x208/2 x106
- * 0 0 1 15 x 1 x172/2 x208/2 x88
- * 0 1 0 20 x 1 x130/2 x156/2 x80
- * 0 1 1 20 x 1 x130/2 x156/2 x66
- * 1 0 0 26 / 2 x200/2 x240/2 x122
- * 1 0 1 26 / 2 x200/2 x240/2 x102
- * 1 1 0 30 / 2 x172/2 x208/2 x106
- * 1 1 1 30 / 2 x172/2 x208/2 x88
- *
- * *1 : Table 7.6 indicates VCO ouput (PLLx = VCO/2)
- * see "p1 / 2" on R8A7790_CLOCK_ROOT() below
- */
-
-#define CPG_BASE 0xe6150000
-#define CPG_LEN 0x1000
-
-#define SMSTPCR1 0xe6150134
-#define SMSTPCR2 0xe6150138
-#define SMSTPCR3 0xe615013c
-#define SMSTPCR5 0xe6150144
-#define SMSTPCR7 0xe615014c
-#define SMSTPCR8 0xe6150990
-#define SMSTPCR9 0xe6150994
-#define SMSTPCR10 0xe6150998
-
-#define MSTPSR1 IOMEM(0xe6150038)
-#define MSTPSR2 IOMEM(0xe6150040)
-#define MSTPSR3 IOMEM(0xe6150048)
-#define MSTPSR5 IOMEM(0xe615003c)
-#define MSTPSR7 IOMEM(0xe61501c4)
-#define MSTPSR8 IOMEM(0xe61509a0)
-#define MSTPSR9 IOMEM(0xe61509a4)
-#define MSTPSR10 IOMEM(0xe61509a8)
-
-#define SDCKCR 0xE6150074
-#define SD2CKCR 0xE6150078
-#define SD3CKCR 0xE615026C
-#define MMC0CKCR 0xE6150240
-#define MMC1CKCR 0xE6150244
-#define SSPCKCR 0xE6150248
-#define SSPRSCKCR 0xE615024C
-
-static struct clk_mapping cpg_mapping = {
- .phys = CPG_BASE,
- .len = CPG_LEN,
-};
-
-static struct clk extal_clk = {
- /* .rate will be updated on r8a7790_clock_init() */
- .mapping = &cpg_mapping,
-};
-
-static struct sh_clk_ops followparent_clk_ops = {
- .recalc = followparent_recalc,
-};
-
-static struct clk main_clk = {
- /* .parent will be set r8a7790_clock_init */
- .ops = &followparent_clk_ops,
-};
-
-static struct clk audio_clk_a = {
-};
-
-static struct clk audio_clk_b = {
-};
-
-static struct clk audio_clk_c = {
-};
-
-/*
- * clock ratio of these clock will be updated
- * on r8a7790_clock_init()
- */
-SH_FIXED_RATIO_CLK_SET(pll1_clk, main_clk, 1, 1);
-SH_FIXED_RATIO_CLK_SET(pll3_clk, main_clk, 1, 1);
-SH_FIXED_RATIO_CLK_SET(lb_clk, pll1_clk, 1, 1);
-SH_FIXED_RATIO_CLK_SET(qspi_clk, pll1_clk, 1, 1);
-
-/* fixed ratio clock */
-SH_FIXED_RATIO_CLK_SET(extal_div2_clk, extal_clk, 1, 2);
-SH_FIXED_RATIO_CLK_SET(cp_clk, extal_clk, 1, 2);
-
-SH_FIXED_RATIO_CLK_SET(pll1_div2_clk, pll1_clk, 1, 2);
-SH_FIXED_RATIO_CLK_SET(zg_clk, pll1_clk, 1, 3);
-SH_FIXED_RATIO_CLK_SET(zx_clk, pll1_clk, 1, 3);
-SH_FIXED_RATIO_CLK_SET(zs_clk, pll1_clk, 1, 6);
-SH_FIXED_RATIO_CLK_SET(hp_clk, pll1_clk, 1, 12);
-SH_FIXED_RATIO_CLK_SET(i_clk, pll1_clk, 1, 2);
-SH_FIXED_RATIO_CLK_SET(b_clk, pll1_clk, 1, 12);
-SH_FIXED_RATIO_CLK_SET(p_clk, pll1_clk, 1, 24);
-SH_FIXED_RATIO_CLK_SET(cl_clk, pll1_clk, 1, 48);
-SH_FIXED_RATIO_CLK_SET(m2_clk, pll1_clk, 1, 8);
-SH_FIXED_RATIO_CLK_SET(imp_clk, pll1_clk, 1, 4);
-SH_FIXED_RATIO_CLK_SET(rclk_clk, pll1_clk, 1, (48 * 1024));
-SH_FIXED_RATIO_CLK_SET(oscclk_clk, pll1_clk, 1, (12 * 1024));
-
-SH_FIXED_RATIO_CLK_SET(zb3_clk, pll3_clk, 1, 4);
-SH_FIXED_RATIO_CLK_SET(zb3d2_clk, pll3_clk, 1, 8);
-SH_FIXED_RATIO_CLK_SET(ddr_clk, pll3_clk, 1, 8);
-SH_FIXED_RATIO_CLK_SET(mp_clk, pll1_div2_clk, 1, 15);
-
-static struct clk *main_clks[] = {
- &audio_clk_a,
- &audio_clk_b,
- &audio_clk_c,
- &extal_clk,
- &extal_div2_clk,
- &main_clk,
- &pll1_clk,
- &pll1_div2_clk,
- &pll3_clk,
- &lb_clk,
- &qspi_clk,
- &zg_clk,
- &zx_clk,
- &zs_clk,
- &hp_clk,
- &i_clk,
- &b_clk,
- &p_clk,
- &cl_clk,
- &m2_clk,
- &imp_clk,
- &rclk_clk,
- &oscclk_clk,
- &zb3_clk,
- &zb3d2_clk,
- &ddr_clk,
- &mp_clk,
- &cp_clk,
-};
-
-/* SDHI (DIV4) clock */
-static int divisors[] = { 2, 3, 4, 6, 8, 12, 16, 18, 24, 0, 36, 48, 10 };
-
-static struct clk_div_mult_table div4_div_mult_table = {
- .divisors = divisors,
- .nr_divisors = ARRAY_SIZE(divisors),
-};
-
-static struct clk_div4_table div4_table = {
- .div_mult_table = &div4_div_mult_table,
-};
-
-enum {
- DIV4_SDH, DIV4_SD0, DIV4_SD1, DIV4_NR
-};
-
-static struct clk div4_clks[DIV4_NR] = {
- [DIV4_SDH] = SH_CLK_DIV4(&pll1_clk, SDCKCR, 8, 0x0dff, CLK_ENABLE_ON_INIT),
- [DIV4_SD0] = SH_CLK_DIV4(&pll1_clk, SDCKCR, 4, 0x1df0, CLK_ENABLE_ON_INIT),
- [DIV4_SD1] = SH_CLK_DIV4(&pll1_clk, SDCKCR, 0, 0x1df0, CLK_ENABLE_ON_INIT),
-};
-
-/* DIV6 clocks */
-enum {
- DIV6_SD2, DIV6_SD3,
- DIV6_MMC0, DIV6_MMC1,
- DIV6_SSP, DIV6_SSPRS,
- DIV6_NR
-};
-
-static struct clk div6_clks[DIV6_NR] = {
- [DIV6_SD2] = SH_CLK_DIV6(&pll1_div2_clk, SD2CKCR, 0),
- [DIV6_SD3] = SH_CLK_DIV6(&pll1_div2_clk, SD3CKCR, 0),
- [DIV6_MMC0] = SH_CLK_DIV6(&pll1_div2_clk, MMC0CKCR, 0),
- [DIV6_MMC1] = SH_CLK_DIV6(&pll1_div2_clk, MMC1CKCR, 0),
- [DIV6_SSP] = SH_CLK_DIV6(&pll1_div2_clk, SSPCKCR, 0),
- [DIV6_SSPRS] = SH_CLK_DIV6(&pll1_div2_clk, SSPRSCKCR, 0),
-};
-
-/* MSTP */
-enum {
- MSTP1017, /* parent of SCU */
-
- MSTP1031, MSTP1030,
- MSTP1029, MSTP1028, MSTP1027, MSTP1026, MSTP1025, MSTP1024, MSTP1023, MSTP1022,
- MSTP1015, MSTP1014, MSTP1013, MSTP1012, MSTP1011, MSTP1010,
- MSTP1009, MSTP1008, MSTP1007, MSTP1006, MSTP1005,
- MSTP931, MSTP930, MSTP929, MSTP928,
- MSTP917,
- MSTP815, MSTP814,
- MSTP813,
- MSTP811, MSTP810, MSTP809, MSTP808,
- MSTP726, MSTP725, MSTP724, MSTP723, MSTP722, MSTP721, MSTP720,
- MSTP717, MSTP716,
- MSTP704, MSTP703,
- MSTP522,
- MSTP502, MSTP501,
- MSTP315, MSTP314, MSTP313, MSTP312, MSTP311, MSTP305, MSTP304,
- MSTP216, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202,
- MSTP124,
- MSTP_NR
-};
-
-static struct clk mstp_clks[MSTP_NR] = {
- [MSTP1031] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 31, MSTPSR10, 0), /* SCU0 */
- [MSTP1030] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 30, MSTPSR10, 0), /* SCU1 */
- [MSTP1029] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 29, MSTPSR10, 0), /* SCU2 */
- [MSTP1028] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 28, MSTPSR10, 0), /* SCU3 */
- [MSTP1027] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 27, MSTPSR10, 0), /* SCU4 */
- [MSTP1026] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 26, MSTPSR10, 0), /* SCU5 */
- [MSTP1025] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 25, MSTPSR10, 0), /* SCU6 */
- [MSTP1024] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 24, MSTPSR10, 0), /* SCU7 */
- [MSTP1023] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 23, MSTPSR10, 0), /* SCU8 */
- [MSTP1022] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 22, MSTPSR10, 0), /* SCU9 */
- [MSTP1017] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 17, MSTPSR10, 0), /* SCU */
- [MSTP1015] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 15, MSTPSR10, 0), /* SSI0 */
- [MSTP1014] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 14, MSTPSR10, 0), /* SSI1 */
- [MSTP1013] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 13, MSTPSR10, 0), /* SSI2 */
- [MSTP1012] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 12, MSTPSR10, 0), /* SSI3 */
- [MSTP1011] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 11, MSTPSR10, 0), /* SSI4 */
- [MSTP1010] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 10, MSTPSR10, 0), /* SSI5 */
- [MSTP1009] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 9, MSTPSR10, 0), /* SSI6 */
- [MSTP1008] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 8, MSTPSR10, 0), /* SSI7 */
- [MSTP1007] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 7, MSTPSR10, 0), /* SSI8 */
- [MSTP1006] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 6, MSTPSR10, 0), /* SSI9 */
- [MSTP1005] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 5, MSTPSR10, 0), /* SSI ALL */
- [MSTP931] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 31, MSTPSR9, 0), /* I2C0 */
- [MSTP930] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 30, MSTPSR9, 0), /* I2C1 */
- [MSTP929] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 29, MSTPSR9, 0), /* I2C2 */
- [MSTP928] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 28, MSTPSR9, 0), /* I2C3 */
- [MSTP917] = SH_CLK_MSTP32_STS(&qspi_clk, SMSTPCR9, 17, MSTPSR9, 0), /* QSPI */
- [MSTP815] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 15, MSTPSR8, 0), /* SATA0 */
- [MSTP814] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 14, MSTPSR8, 0), /* SATA1 */
- [MSTP813] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR8, 13, MSTPSR8, 0), /* Ether */
- [MSTP811] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 11, MSTPSR8, 0), /* VIN0 */
- [MSTP810] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 10, MSTPSR8, 0), /* VIN1 */
- [MSTP809] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 9, MSTPSR8, 0), /* VIN2 */
- [MSTP808] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 8, MSTPSR8, 0), /* VIN3 */
- [MSTP726] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 26, MSTPSR7, 0), /* LVDS0 */
- [MSTP725] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 25, MSTPSR7, 0), /* LVDS1 */
- [MSTP724] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 24, MSTPSR7, 0), /* DU0 */
- [MSTP723] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 23, MSTPSR7, 0), /* DU1 */
- [MSTP722] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 22, MSTPSR7, 0), /* DU2 */
- [MSTP721] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR7, 21, MSTPSR7, 0), /* SCIF0 */
- [MSTP720] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR7, 20, MSTPSR7, 0), /* SCIF1 */
- [MSTP717] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR7, 17, MSTPSR7, 0), /* HSCIF0 */
- [MSTP716] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR7, 16, MSTPSR7, 0), /* HSCIF1 */
- [MSTP704] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR7, 4, MSTPSR7, 0), /* HSUSB */
- [MSTP703] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR7, 3, MSTPSR7, 0), /* EHCI */
- [MSTP522] = SH_CLK_MSTP32_STS(&extal_clk, SMSTPCR5, 22, MSTPSR5, 0), /* Thermal */
- [MSTP502] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR5, 2, MSTPSR5, 0), /* Audio-DMAC low */
- [MSTP501] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR5, 1, MSTPSR5, 0), /* Audio-DMAC hi */
- [MSTP315] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_MMC0], SMSTPCR3, 15, MSTPSR3, 0), /* MMC0 */
- [MSTP314] = SH_CLK_MSTP32_STS(&div4_clks[DIV4_SD0], SMSTPCR3, 14, MSTPSR3, 0), /* SDHI0 */
- [MSTP313] = SH_CLK_MSTP32_STS(&div4_clks[DIV4_SD1], SMSTPCR3, 13, MSTPSR3, 0), /* SDHI1 */
- [MSTP312] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_SD2], SMSTPCR3, 12, MSTPSR3, 0), /* SDHI2 */
- [MSTP311] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_SD3], SMSTPCR3, 11, MSTPSR3, 0), /* SDHI3 */
- [MSTP305] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_MMC1], SMSTPCR3, 5, MSTPSR3, 0), /* MMC1 */
- [MSTP304] = SH_CLK_MSTP32_STS(&cp_clk, SMSTPCR3, 4, MSTPSR3, 0), /* TPU0 */
- [MSTP216] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 16, MSTPSR2, 0), /* SCIFB2 */
- [MSTP207] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 7, MSTPSR2, 0), /* SCIFB1 */
- [MSTP206] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 6, MSTPSR2, 0), /* SCIFB0 */
- [MSTP204] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 4, MSTPSR2, 0), /* SCIFA0 */
- [MSTP203] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 3, MSTPSR2, 0), /* SCIFA1 */
- [MSTP202] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 2, MSTPSR2, 0), /* SCIFA2 */
- [MSTP124] = SH_CLK_MSTP32_STS(&rclk_clk, SMSTPCR1, 24, MSTPSR1, 0), /* CMT0 */
-};
-
-static struct clk_lookup lookups[] = {
-
- /* main clocks */
- CLKDEV_CON_ID("extal", &extal_clk),
- CLKDEV_CON_ID("extal_div2", &extal_div2_clk),
- CLKDEV_CON_ID("main", &main_clk),
- CLKDEV_CON_ID("pll1", &pll1_clk),
- CLKDEV_CON_ID("pll1_div2", &pll1_div2_clk),
- CLKDEV_CON_ID("pll3", &pll3_clk),
- CLKDEV_CON_ID("zg", &zg_clk),
- CLKDEV_CON_ID("zx", &zx_clk),
- CLKDEV_CON_ID("zs", &zs_clk),
- CLKDEV_CON_ID("hp", &hp_clk),
- CLKDEV_CON_ID("i", &i_clk),
- CLKDEV_CON_ID("b", &b_clk),
- CLKDEV_CON_ID("lb", &lb_clk),
- CLKDEV_CON_ID("p", &p_clk),
- CLKDEV_CON_ID("cl", &cl_clk),
- CLKDEV_CON_ID("m2", &m2_clk),
- CLKDEV_CON_ID("imp", &imp_clk),
- CLKDEV_CON_ID("rclk", &rclk_clk),
- CLKDEV_CON_ID("oscclk", &oscclk_clk),
- CLKDEV_CON_ID("zb3", &zb3_clk),
- CLKDEV_CON_ID("zb3d2", &zb3d2_clk),
- CLKDEV_CON_ID("ddr", &ddr_clk),
- CLKDEV_CON_ID("mp", &mp_clk),
- CLKDEV_CON_ID("qspi", &qspi_clk),
- CLKDEV_CON_ID("cp", &cp_clk),
-
- /* DIV4 */
- CLKDEV_CON_ID("sdh", &div4_clks[DIV4_SDH]),
-
- /* DIV6 */
- CLKDEV_CON_ID("ssp", &div6_clks[DIV6_SSP]),
- CLKDEV_CON_ID("ssprs", &div6_clks[DIV6_SSPRS]),
-
- /* MSTP */
- CLKDEV_DEV_ID("rcar_sound", &mstp_clks[MSTP1005]),
- CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]),
- CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]),
- CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP206]),
- CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP207]),
- CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP216]),
- CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP202]),
- CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP721]),
- CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP720]),
- CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP717]),
- CLKDEV_DEV_ID("sh-sci.9", &mstp_clks[MSTP716]),
- CLKDEV_DEV_ID("i2c-rcar_gen2.0", &mstp_clks[MSTP931]),
- CLKDEV_DEV_ID("i2c-rcar_gen2.1", &mstp_clks[MSTP930]),
- CLKDEV_DEV_ID("i2c-rcar_gen2.2", &mstp_clks[MSTP929]),
- CLKDEV_DEV_ID("i2c-rcar_gen2.3", &mstp_clks[MSTP928]),
- CLKDEV_DEV_ID("r8a7790-ether", &mstp_clks[MSTP813]),
- CLKDEV_DEV_ID("r8a7790-vin.0", &mstp_clks[MSTP811]),
- CLKDEV_DEV_ID("r8a7790-vin.1", &mstp_clks[MSTP810]),
- CLKDEV_DEV_ID("r8a7790-vin.2", &mstp_clks[MSTP809]),
- CLKDEV_DEV_ID("r8a7790-vin.3", &mstp_clks[MSTP808]),
- CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]),
- CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP502]),
- CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP501]),
- CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP315]),
- CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP314]),
- CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]),
- CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP312]),
- CLKDEV_DEV_ID("sh_mobile_sdhi.3", &mstp_clks[MSTP311]),
- CLKDEV_DEV_ID("sh_mmcif.1", &mstp_clks[MSTP305]),
- CLKDEV_DEV_ID("qspi.0", &mstp_clks[MSTP917]),
- CLKDEV_DEV_ID("renesas_usbhs", &mstp_clks[MSTP704]),
- CLKDEV_DEV_ID("pci-rcar-gen2.0", &mstp_clks[MSTP703]),
- CLKDEV_DEV_ID("pci-rcar-gen2.1", &mstp_clks[MSTP703]),
- CLKDEV_DEV_ID("pci-rcar-gen2.2", &mstp_clks[MSTP703]),
- CLKDEV_DEV_ID("sata-r8a7790.0", &mstp_clks[MSTP815]),
- CLKDEV_DEV_ID("sata-r8a7790.1", &mstp_clks[MSTP814]),
-
- /* ICK */
- CLKDEV_ICK_ID("fck", "sh-cmt-48-gen2.0", &mstp_clks[MSTP124]),
- CLKDEV_ICK_ID("usbhs", "usb_phy_rcar_gen2", &mstp_clks[MSTP704]),
- CLKDEV_ICK_ID("lvds.0", "rcar-du-r8a7790", &mstp_clks[MSTP726]),
- CLKDEV_ICK_ID("lvds.1", "rcar-du-r8a7790", &mstp_clks[MSTP725]),
- CLKDEV_ICK_ID("du.0", "rcar-du-r8a7790", &mstp_clks[MSTP724]),
- CLKDEV_ICK_ID("du.1", "rcar-du-r8a7790", &mstp_clks[MSTP723]),
- CLKDEV_ICK_ID("du.2", "rcar-du-r8a7790", &mstp_clks[MSTP722]),
- CLKDEV_ICK_ID("clk_a", "rcar_sound", &audio_clk_a),
- CLKDEV_ICK_ID("clk_b", "rcar_sound", &audio_clk_b),
- CLKDEV_ICK_ID("clk_c", "rcar_sound", &audio_clk_c),
- CLKDEV_ICK_ID("clk_i", "rcar_sound", &m2_clk),
- CLKDEV_ICK_ID("src.0", "rcar_sound", &mstp_clks[MSTP1031]),
- CLKDEV_ICK_ID("src.1", "rcar_sound", &mstp_clks[MSTP1030]),
- CLKDEV_ICK_ID("src.2", "rcar_sound", &mstp_clks[MSTP1029]),
- CLKDEV_ICK_ID("src.3", "rcar_sound", &mstp_clks[MSTP1028]),
- CLKDEV_ICK_ID("src.4", "rcar_sound", &mstp_clks[MSTP1027]),
- CLKDEV_ICK_ID("src.5", "rcar_sound", &mstp_clks[MSTP1026]),
- CLKDEV_ICK_ID("src.6", "rcar_sound", &mstp_clks[MSTP1025]),
- CLKDEV_ICK_ID("src.7", "rcar_sound", &mstp_clks[MSTP1024]),
- CLKDEV_ICK_ID("src.8", "rcar_sound", &mstp_clks[MSTP1023]),
- CLKDEV_ICK_ID("src.9", "rcar_sound", &mstp_clks[MSTP1022]),
- CLKDEV_ICK_ID("ssi.0", "rcar_sound", &mstp_clks[MSTP1015]),
- CLKDEV_ICK_ID("ssi.1", "rcar_sound", &mstp_clks[MSTP1014]),
- CLKDEV_ICK_ID("ssi.2", "rcar_sound", &mstp_clks[MSTP1013]),
- CLKDEV_ICK_ID("ssi.3", "rcar_sound", &mstp_clks[MSTP1012]),
- CLKDEV_ICK_ID("ssi.4", "rcar_sound", &mstp_clks[MSTP1011]),
- CLKDEV_ICK_ID("ssi.5", "rcar_sound", &mstp_clks[MSTP1010]),
- CLKDEV_ICK_ID("ssi.6", "rcar_sound", &mstp_clks[MSTP1009]),
- CLKDEV_ICK_ID("ssi.7", "rcar_sound", &mstp_clks[MSTP1008]),
- CLKDEV_ICK_ID("ssi.8", "rcar_sound", &mstp_clks[MSTP1007]),
- CLKDEV_ICK_ID("ssi.9", "rcar_sound", &mstp_clks[MSTP1006]),
-
-};
-
-#define R8A7790_CLOCK_ROOT(e, m, p0, p1, p30, p31) \
- extal_clk.rate = e * 1000 * 1000; \
- main_clk.parent = m; \
- SH_CLK_SET_RATIO(&pll1_clk_ratio, p1 / 2, 1); \
- if (mode & MD(19)) \
- SH_CLK_SET_RATIO(&pll3_clk_ratio, p31, 1); \
- else \
- SH_CLK_SET_RATIO(&pll3_clk_ratio, p30, 1)
-
-
-void __init r8a7790_clock_init(void)
-{
- u32 mode = rcar_gen2_read_mode_pins();
- int k, ret = 0;
-
- switch (mode & (MD(14) | MD(13))) {
- case 0:
- R8A7790_CLOCK_ROOT(15, &extal_clk, 172, 208, 106, 88);
- break;
- case MD(13):
- R8A7790_CLOCK_ROOT(20, &extal_clk, 130, 156, 80, 66);
- break;
- case MD(14):
- R8A7790_CLOCK_ROOT(26 / 2, &extal_div2_clk, 200, 240, 122, 102);
- break;
- case MD(13) | MD(14):
- R8A7790_CLOCK_ROOT(30 / 2, &extal_div2_clk, 172, 208, 106, 88);
- break;
- }
-
- if (mode & (MD(18)))
- SH_CLK_SET_RATIO(&lb_clk_ratio, 1, 36);
- else
- SH_CLK_SET_RATIO(&lb_clk_ratio, 1, 24);
-
- if ((mode & (MD(3) | MD(2) | MD(1))) == MD(2))
- SH_CLK_SET_RATIO(&qspi_clk_ratio, 1, 16);
- else
- SH_CLK_SET_RATIO(&qspi_clk_ratio, 1, 20);
-
- for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++)
- ret = clk_register(main_clks[k]);
-
- if (!ret)
- ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table);
-
- if (!ret)
- ret = sh_clk_div6_register(div6_clks, DIV6_NR);
-
- if (!ret)
- ret = sh_clk_mstp_register(mstp_clks, MSTP_NR);
-
- clkdev_add_table(lookups, ARRAY_SIZE(lookups));
-
- if (!ret)
- shmobile_clk_init();
- else
- panic("failed to setup r8a7790 clocks\n");
-}
* GNU General Public License for more details.
*/
-#include <linux/irq.h>
-#include <linux/kernel.h>
-#include <linux/of_platform.h>
-#include <linux/platform_data/gpio-rcar.h>
-#include <linux/platform_data/irq-renesas-irqc.h>
-#include <linux/serial_sci.h>
-#include <linux/sh_dma.h>
-#include <linux/sh_timer.h>
+#include <linux/init.h>
#include <asm/mach/arch.h>
#include "common.h"
-#include "dma-register.h"
-#include "irqs.h"
#include "r8a7790.h"
#include "rcar-gen2.h"
-/* Audio-DMAC */
-#define AUDIO_DMAC_SLAVE(_id, _addr, t, r) \
-{ \
- .slave_id = AUDIO_DMAC_SLAVE_## _id ##_TX, \
- .addr = _addr + 0x8, \
- .chcr = CHCR_TX(XMIT_SZ_32BIT), \
- .mid_rid = t, \
-}, { \
- .slave_id = AUDIO_DMAC_SLAVE_## _id ##_RX, \
- .addr = _addr + 0xc, \
- .chcr = CHCR_RX(XMIT_SZ_32BIT), \
- .mid_rid = r, \
-}
-
-static const struct sh_dmae_slave_config r8a7790_audio_dmac_slaves[] = {
- AUDIO_DMAC_SLAVE(SSI0, 0xec241000, 0x01, 0x02),
- AUDIO_DMAC_SLAVE(SSI1, 0xec241040, 0x03, 0x04),
- AUDIO_DMAC_SLAVE(SSI2, 0xec241080, 0x05, 0x06),
- AUDIO_DMAC_SLAVE(SSI3, 0xec2410c0, 0x07, 0x08),
- AUDIO_DMAC_SLAVE(SSI4, 0xec241100, 0x09, 0x0a),
- AUDIO_DMAC_SLAVE(SSI5, 0xec241140, 0x0b, 0x0c),
- AUDIO_DMAC_SLAVE(SSI6, 0xec241180, 0x0d, 0x0e),
- AUDIO_DMAC_SLAVE(SSI7, 0xec2411c0, 0x0f, 0x10),
- AUDIO_DMAC_SLAVE(SSI8, 0xec241200, 0x11, 0x12),
- AUDIO_DMAC_SLAVE(SSI9, 0xec241240, 0x13, 0x14),
-};
-
-#define DMAE_CHANNEL(a, b) \
-{ \
- .offset = (a) - 0x20, \
- .dmars = (a) - 0x20 + 0x40, \
- .chclr_bit = (b), \
- .chclr_offset = 0x80 - 0x20, \
-}
-
-static const struct sh_dmae_channel r8a7790_audio_dmac_channels[] = {
- DMAE_CHANNEL(0x8000, 0),
- DMAE_CHANNEL(0x8080, 1),
- DMAE_CHANNEL(0x8100, 2),
- DMAE_CHANNEL(0x8180, 3),
- DMAE_CHANNEL(0x8200, 4),
- DMAE_CHANNEL(0x8280, 5),
- DMAE_CHANNEL(0x8300, 6),
- DMAE_CHANNEL(0x8380, 7),
- DMAE_CHANNEL(0x8400, 8),
- DMAE_CHANNEL(0x8480, 9),
- DMAE_CHANNEL(0x8500, 10),
- DMAE_CHANNEL(0x8580, 11),
- DMAE_CHANNEL(0x8600, 12),
-};
-
-static struct sh_dmae_pdata r8a7790_audio_dmac_platform_data = {
- .slave = r8a7790_audio_dmac_slaves,
- .slave_num = ARRAY_SIZE(r8a7790_audio_dmac_slaves),
- .channel = r8a7790_audio_dmac_channels,
- .channel_num = ARRAY_SIZE(r8a7790_audio_dmac_channels),
- .ts_low_shift = TS_LOW_SHIFT,
- .ts_low_mask = TS_LOW_BIT << TS_LOW_SHIFT,
- .ts_high_shift = TS_HI_SHIFT,
- .ts_high_mask = TS_HI_BIT << TS_HI_SHIFT,
- .ts_shift = dma_ts_shift,
- .ts_shift_num = ARRAY_SIZE(dma_ts_shift),
- .dmaor_init = DMAOR_DME,
- .chclr_present = 1,
- .chclr_bitwise = 1,
-};
-
-static struct resource r8a7790_audio_dmac_resources[] = {
- /* Channel registers and DMAOR for low */
- DEFINE_RES_MEM(0xec700020, 0x8663 - 0x20),
- DEFINE_RES_IRQ(gic_spi(346)),
- DEFINE_RES_NAMED(gic_spi(320), 13, NULL, IORESOURCE_IRQ),
-
- /* Channel registers and DMAOR for hi */
- DEFINE_RES_MEM(0xec720020, 0x8663 - 0x20), /* hi */
- DEFINE_RES_IRQ(gic_spi(347)),
- DEFINE_RES_NAMED(gic_spi(333), 13, NULL, IORESOURCE_IRQ),
-};
-
-#define r8a7790_register_audio_dmac(id) \
- platform_device_register_resndata( \
- NULL, "sh-dma-engine", id, \
- &r8a7790_audio_dmac_resources[id * 3], 3, \
- &r8a7790_audio_dmac_platform_data, \
- sizeof(r8a7790_audio_dmac_platform_data))
-
-static const struct resource pfc_resources[] __initconst = {
- DEFINE_RES_MEM(0xe6060000, 0x250),
-};
-
-#define r8a7790_register_pfc() \
- platform_device_register_simple("pfc-r8a7790", -1, pfc_resources, \
- ARRAY_SIZE(pfc_resources))
-
-#define R8A7790_GPIO(idx) \
-static const struct resource r8a7790_gpio##idx##_resources[] __initconst = { \
- DEFINE_RES_MEM(0xe6050000 + 0x1000 * (idx), 0x50), \
- DEFINE_RES_IRQ(gic_spi(4 + (idx))), \
-}; \
- \
-static const struct gpio_rcar_config \
-r8a7790_gpio##idx##_platform_data __initconst = { \
- .gpio_base = 32 * (idx), \
- .irq_base = 0, \
- .number_of_pins = 32, \
- .pctl_name = "pfc-r8a7790", \
- .has_both_edge_trigger = 1, \
-}; \
-
-R8A7790_GPIO(0);
-R8A7790_GPIO(1);
-R8A7790_GPIO(2);
-R8A7790_GPIO(3);
-R8A7790_GPIO(4);
-R8A7790_GPIO(5);
-
-#define r8a7790_register_gpio(idx) \
- platform_device_register_resndata(NULL, "gpio_rcar", idx, \
- r8a7790_gpio##idx##_resources, \
- ARRAY_SIZE(r8a7790_gpio##idx##_resources), \
- &r8a7790_gpio##idx##_platform_data, \
- sizeof(r8a7790_gpio##idx##_platform_data))
-
-static struct resource i2c_resources[] __initdata = {
- /* I2C0 */
- DEFINE_RES_MEM(0xE6508000, 0x40),
- DEFINE_RES_IRQ(gic_spi(287)),
- /* I2C1 */
- DEFINE_RES_MEM(0xE6518000, 0x40),
- DEFINE_RES_IRQ(gic_spi(288)),
- /* I2C2 */
- DEFINE_RES_MEM(0xE6530000, 0x40),
- DEFINE_RES_IRQ(gic_spi(286)),
- /* I2C3 */
- DEFINE_RES_MEM(0xE6540000, 0x40),
- DEFINE_RES_IRQ(gic_spi(290)),
-
-};
-
-#define r8a7790_register_i2c(idx) \
- platform_device_register_simple( \
- "i2c-rcar_gen2", idx, \
- i2c_resources + (2 * idx), 2); \
-
-void __init r8a7790_pinmux_init(void)
-{
- r8a7790_register_pfc();
- r8a7790_register_gpio(0);
- r8a7790_register_gpio(1);
- r8a7790_register_gpio(2);
- r8a7790_register_gpio(3);
- r8a7790_register_gpio(4);
- r8a7790_register_gpio(5);
-}
-
-#define __R8A7790_SCIF(scif_type, _scscr, index, baseaddr, irq) \
-static struct plat_sci_port scif##index##_platform_data = { \
- .type = scif_type, \
- .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, \
- .scscr = _scscr, \
-}; \
- \
-static struct resource scif##index##_resources[] = { \
- DEFINE_RES_MEM(baseaddr, 0x100), \
- DEFINE_RES_IRQ(irq), \
-}
-
-#define R8A7790_SCIF(index, baseaddr, irq) \
- __R8A7790_SCIF(PORT_SCIF, SCSCR_RE | SCSCR_TE, \
- index, baseaddr, irq)
-
-#define R8A7790_SCIFA(index, baseaddr, irq) \
- __R8A7790_SCIF(PORT_SCIFA, SCSCR_RE | SCSCR_TE | SCSCR_CKE0, \
- index, baseaddr, irq)
-
-#define R8A7790_SCIFB(index, baseaddr, irq) \
- __R8A7790_SCIF(PORT_SCIFB, SCSCR_RE | SCSCR_TE, \
- index, baseaddr, irq)
-
-#define R8A7790_HSCIF(index, baseaddr, irq) \
- __R8A7790_SCIF(PORT_HSCIF, SCSCR_RE | SCSCR_TE, \
- index, baseaddr, irq)
-
-R8A7790_SCIFA(0, 0xe6c40000, gic_spi(144)); /* SCIFA0 */
-R8A7790_SCIFA(1, 0xe6c50000, gic_spi(145)); /* SCIFA1 */
-R8A7790_SCIFB(2, 0xe6c20000, gic_spi(148)); /* SCIFB0 */
-R8A7790_SCIFB(3, 0xe6c30000, gic_spi(149)); /* SCIFB1 */
-R8A7790_SCIFB(4, 0xe6ce0000, gic_spi(150)); /* SCIFB2 */
-R8A7790_SCIFA(5, 0xe6c60000, gic_spi(151)); /* SCIFA2 */
-R8A7790_SCIF(6, 0xe6e60000, gic_spi(152)); /* SCIF0 */
-R8A7790_SCIF(7, 0xe6e68000, gic_spi(153)); /* SCIF1 */
-R8A7790_HSCIF(8, 0xe62c0000, gic_spi(154)); /* HSCIF0 */
-R8A7790_HSCIF(9, 0xe62c8000, gic_spi(155)); /* HSCIF1 */
-
-#define r8a7790_register_scif(index) \
- platform_device_register_resndata(NULL, "sh-sci", index, \
- scif##index##_resources, \
- ARRAY_SIZE(scif##index##_resources), \
- &scif##index##_platform_data, \
- sizeof(scif##index##_platform_data))
-
-static const struct renesas_irqc_config irqc0_data __initconst = {
- .irq_base = irq_pin(0), /* IRQ0 -> IRQ3 */
-};
-
-static const struct resource irqc0_resources[] __initconst = {
- DEFINE_RES_MEM(0xe61c0000, 0x200), /* IRQC Event Detector Block_0 */
- DEFINE_RES_IRQ(gic_spi(0)), /* IRQ0 */
- DEFINE_RES_IRQ(gic_spi(1)), /* IRQ1 */
- DEFINE_RES_IRQ(gic_spi(2)), /* IRQ2 */
- DEFINE_RES_IRQ(gic_spi(3)), /* IRQ3 */
-};
-
-#define r8a7790_register_irqc(idx) \
- platform_device_register_resndata(NULL, "renesas_irqc", \
- idx, irqc##idx##_resources, \
- ARRAY_SIZE(irqc##idx##_resources), \
- &irqc##idx##_data, \
- sizeof(struct renesas_irqc_config))
-
-static const struct resource thermal_resources[] __initconst = {
- DEFINE_RES_MEM(0xe61f0000, 0x14),
- DEFINE_RES_MEM(0xe61f0100, 0x38),
- DEFINE_RES_IRQ(gic_spi(69)),
-};
-
-#define r8a7790_register_thermal() \
- platform_device_register_simple("rcar_thermal", -1, \
- thermal_resources, \
- ARRAY_SIZE(thermal_resources))
-
-static struct sh_timer_config cmt0_platform_data = {
- .channels_mask = 0x60,
-};
-
-static struct resource cmt0_resources[] = {
- DEFINE_RES_MEM(0xffca0000, 0x1004),
- DEFINE_RES_IRQ(gic_spi(142)),
-};
-
-#define r8a7790_register_cmt(idx) \
- platform_device_register_resndata(NULL, "sh-cmt-48-gen2", \
- idx, cmt##idx##_resources, \
- ARRAY_SIZE(cmt##idx##_resources), \
- &cmt##idx##_platform_data, \
- sizeof(struct sh_timer_config))
-
-void __init r8a7790_add_standard_devices(void)
-{
- r8a7790_register_scif(0);
- r8a7790_register_scif(1);
- r8a7790_register_scif(2);
- r8a7790_register_scif(3);
- r8a7790_register_scif(4);
- r8a7790_register_scif(5);
- r8a7790_register_scif(6);
- r8a7790_register_scif(7);
- r8a7790_register_scif(8);
- r8a7790_register_scif(9);
- r8a7790_register_cmt(0);
- r8a7790_register_irqc(0);
- r8a7790_register_thermal();
- r8a7790_register_i2c(0);
- r8a7790_register_i2c(1);
- r8a7790_register_i2c(2);
- r8a7790_register_i2c(3);
- r8a7790_register_audio_dmac(0);
- r8a7790_register_audio_dmac(1);
-}
-
-#ifdef CONFIG_USE_OF
-
static const char * const r8a7790_boards_compat_dt[] __initconst = {
"renesas,r8a7790",
NULL,
.reserve = rcar_gen2_reserve,
.dt_compat = r8a7790_boards_compat_dt,
MACHINE_END
-#endif /* CONFIG_USE_OF */
projects / firefly-linux-kernel-4.4.55.git / commitdiff