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Commit b448c904 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Simon Horman
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ARM: shmobile: r8a7790: add I2C support 



Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent a91be22c

arch/arm/mach-shmobile/clock-r8a7790.c

+4 −0
Original line number Diff line number Diff line
@@ -292,9 +292,13 @@ static struct clk_lookup lookups[] = { 
	CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP717]),

	CLKDEV_DEV_ID("sh-sci.9", &mstp_clks[MSTP716]),

	CLKDEV_DEV_ID("e6508000.i2c", &mstp_clks[MSTP931]),

	CLKDEV_DEV_ID("i2c-rcar.0", &mstp_clks[MSTP931]),

	CLKDEV_DEV_ID("e6518000.i2c", &mstp_clks[MSTP930]),

	CLKDEV_DEV_ID("i2c-rcar.1", &mstp_clks[MSTP930]),

	CLKDEV_DEV_ID("e6530000.i2c", &mstp_clks[MSTP929]),

	CLKDEV_DEV_ID("i2c-rcar.2", &mstp_clks[MSTP929]),

	CLKDEV_DEV_ID("e6540000.i2c", &mstp_clks[MSTP928]),

	CLKDEV_DEV_ID("i2c-rcar.3", &mstp_clks[MSTP928]),

	CLKDEV_DEV_ID("r8a7790-ether", &mstp_clks[MSTP813]),

	CLKDEV_DEV_ID("e61f0000.thermal", &mstp_clks[MSTP522]),

	CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]),

arch/arm/mach-shmobile/setup-r8a7790.c

+25 −0
Original line number Diff line number Diff line
@@ -63,6 +63,27 @@ R8A7790_GPIO(5); 
		&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", idx,		\

		i2c_resources + (2 * idx), 2);	\



void __init r8a7790_pinmux_init(void)

{

	platform_device_register_simple("pfc-r8a7790", -1, pfc_resources,
@@ -73,6 +94,10 @@ void __init r8a7790_pinmux_init(void) 
	r8a7790_register_gpio(3);

	r8a7790_register_gpio(4);

	r8a7790_register_gpio(5);

	r8a7790_register_i2c(0);

	r8a7790_register_i2c(1);

	r8a7790_register_i2c(2);

	r8a7790_register_i2c(3);

}



#define SCIF_COMMON(scif_type, baseaddr, irq)			\