From b028f94b76319e1b86103b767ca1c22546a5e7e7 Mon Sep 17 00:00:00 2001 From: Yoshii Takashi Date: Fri, 19 Nov 2010 13:20:45 +0000 Subject: [PATCH] ARM: mach-shmobile: sh73a0 i2c_shmobile support. Platform device resource/data definition for CPU, and clkdev entries Signed-off-by: Takashi YOSHII Signed-off-by: Paul Mundt --- arch/arm/mach-shmobile/clock-sh73a0.c | 21 ++++- arch/arm/mach-shmobile/setup-sh73a0.c | 115 ++++++++++++++++++++++++++ 2 files changed, 134 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c index 82c72512dc91..6e48aaefbab1 100644 --- a/arch/arm/mach-shmobile/clock-sh73a0.c +++ b/arch/arm/mach-shmobile/clock-sh73a0.c @@ -40,21 +40,30 @@ static struct clk sub_clk = { .rate = 48000000, }; +/* Temporarily fixed 104 MHz HP clock */ +static struct clk hp_clk = { + .rate = 104000000, +}; + static struct clk *main_clks[] = { &r_clk, &sub_clk, + &hp_clk, }; enum { MSTP219, - MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200, - MSTP331, MSTP329, MSTP403, + MSTP001, MSTP116, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, + MSTP201, MSTP200, MSTP323, MSTP331, MSTP329, MSTP312, MSTP411, + MSTP410, MSTP403, MSTP_NR }; #define MSTP(_parent, _reg, _bit, _flags) \ SH_CLK_MSTP32(_parent, _reg, _bit, _flags) static struct clk mstp_clks[MSTP_NR] = { + [MSTP001] = MSTP(&hp_clk, SMSTPCR0, 1, 0), /* I2C2 */ [MSTP219] = MSTP(&sub_clk, SMSTPCR2, 19, 0), /* SCIFA7 */ + [MSTP116] = MSTP(&hp_clk, SMSTPCR1, 16, 0), /* I2C0 */ [MSTP207] = MSTP(&sub_clk, SMSTPCR2, 7, 0), /* SCIFA5 */ [MSTP206] = MSTP(&sub_clk, SMSTPCR2, 6, 0), /* SCIFB */ [MSTP204] = MSTP(&sub_clk, SMSTPCR2, 4, 0), /* SCIFA0 */ @@ -64,7 +73,10 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP200] = MSTP(&sub_clk, SMSTPCR2, 0, 0), /* SCIFA4 */ [MSTP331] = MSTP(&sub_clk, SMSTPCR3, 31, 0), /* SCIFA6 */ [MSTP329] = MSTP(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */ + [MSTP323] = MSTP(&hp_clk, SMSTPCR3, 23, 0), /* I2C1 */ [MSTP403] = MSTP(&r_clk, SMSTPCR4, 0, 0), /* KEYSC0 */ + [MSTP411] = MSTP(&hp_clk, SMSTPCR4, 11, 0), /* I2C3 */ + [MSTP410] = MSTP(&hp_clk, SMSTPCR4, 10, 0), /* I2C4 */ }; #define CLKDEV_DEV_ID(_id, _clk) { .dev_id = _id, .clk = _clk } @@ -82,6 +94,11 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP331]), /* SCIFA6 */ CLKDEV_DEV_ID("sh_cmt.10", &mstp_clks[MSTP329]), /* CMT10 */ CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC0 */ + CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), /* I2C0 */ + CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[MSTP323]), /* I2C1 */ + CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */ + CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */ + CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */ }; void __init sh73a0_clock_init(void) diff --git a/arch/arm/mach-shmobile/setup-sh73a0.c b/arch/arm/mach-shmobile/setup-sh73a0.c index 0bc110615aa9..53f1ea66efbc 100644 --- a/arch/arm/mach-shmobile/setup-sh73a0.c +++ b/arch/arm/mach-shmobile/setup-sh73a0.c @@ -208,6 +208,111 @@ static struct platform_device cmt10_device = { .num_resources = ARRAY_SIZE(cmt10_resources), }; +static struct resource i2c0_resources[] = { + [0] = { + .name = "IIC0", + .start = 0xe6820000, + .end = 0xe6820425 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_spi(167), + .end = gic_spi(170), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource i2c1_resources[] = { + [0] = { + .name = "IIC1", + .start = 0xe6822000, + .end = 0xe6822425 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_spi(51), + .end = gic_spi(54), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource i2c2_resources[] = { + [0] = { + .name = "IIC2", + .start = 0xe6824000, + .end = 0xe6824425 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_spi(171), + .end = gic_spi(174), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource i2c3_resources[] = { + [0] = { + .name = "IIC3", + .start = 0xe6826000, + .end = 0xe6826425 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_spi(183), + .end = gic_spi(186), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource i2c4_resources[] = { + [0] = { + .name = "IIC4", + .start = 0xe6828000, + .end = 0xe6828425 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_spi(187), + .end = gic_spi(190), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device i2c0_device = { + .name = "i2c-sh_mobile", + .id = 0, + .resource = i2c0_resources, + .num_resources = ARRAY_SIZE(i2c0_resources), +}; + +static struct platform_device i2c1_device = { + .name = "i2c-sh_mobile", + .id = 1, + .resource = i2c1_resources, + .num_resources = ARRAY_SIZE(i2c1_resources), +}; + +static struct platform_device i2c2_device = { + .name = "i2c-sh_mobile", + .id = 2, + .resource = i2c2_resources, + .num_resources = ARRAY_SIZE(i2c2_resources), +}; + +static struct platform_device i2c3_device = { + .name = "i2c-sh_mobile", + .id = 3, + .resource = i2c3_resources, + .num_resources = ARRAY_SIZE(i2c3_resources), +}; + +static struct platform_device i2c4_device = { + .name = "i2c-sh_mobile", + .id = 4, + .resource = i2c4_resources, + .num_resources = ARRAY_SIZE(i2c4_resources), +}; + static struct platform_device *sh73a0_early_devices[] __initdata = { &scif0_device, &scif1_device, @@ -221,10 +326,20 @@ static struct platform_device *sh73a0_early_devices[] __initdata = { &cmt10_device, }; +static struct platform_device *sh73a0_late_devices[] __initdata = { + &i2c0_device, + &i2c1_device, + &i2c2_device, + &i2c3_device, + &i2c4_device, +}; + void __init sh73a0_add_standard_devices(void) { platform_add_devices(sh73a0_early_devices, ARRAY_SIZE(sh73a0_early_devices)); + platform_add_devices(sh73a0_late_devices, + ARRAY_SIZE(sh73a0_late_devices)); } void __init sh73a0_add_early_devices(void) -- 2.39.5