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Commit abc45e1d authored by Kyungmin Park's avatar Kyungmin Park Committed by Tony Lindgren
Browse files

ARM: OMAP: Apollon MMC support 



Apollon board MMC supports on OMAP2

TODO:
        We have to check MMC on H4

Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent d1284b5f

arch/arm/mach-omap2/board-apollon.c

+5 −2
Original line number Diff line number Diff line
@@ -166,8 +166,8 @@ static struct omap_uart_config apollon_uart_config __initdata = { 


static struct omap_mmc_config apollon_mmc_config __initdata = {

	.mmc [0] = {

		.enabled 	= 0,

		.wire4		= 0,

		.enabled 	= 1,

		.wire4		= 1,

		.wp_pin		= -1,

		.power_pin	= -1,

		.switch_pin	= -1,
@@ -257,6 +257,9 @@ static void __init omap_apollon_init(void) 
	/* REVISIT: where's the correct place */

	omap_cfg_reg(W19_24XX_SYS_NIRQ);



	/* Use Interal loop-back in MMC/SDIO Module Input Clock selection */

	CONTROL_DEVCONF |= (1 << 24);



	/*

 	 * Make sure the serial ports are muxed on at this point.

	 * You have to mux them off in device drivers later on

arch/arm/mach-omap2/mux.c

+14 −0
Original line number Diff line number Diff line
@@ -104,6 +104,20 @@ MUX_CFG_24XX("P20_24XX_TSC_IRQ", 0x108, 0, 0, 0, 1) 
MUX_CFG_24XX("K15_24XX_UART3_TX",	0x118,	0,	0,	0,	1)

MUX_CFG_24XX("K14_24XX_UART3_RX",	0x119,	0,	0,	0,	1)



/* MMC/SDIO */

MUX_CFG_24XX("G19_24XX_MMC_CLKO",	0x0f3,	0,	0,	0,	1)

MUX_CFG_24XX("H18_24XX_MMC_CMD",	0x0f4,	0,	0,	0,	1)

MUX_CFG_24XX("F20_24XX_MMC_DAT0",	0x0f5,	0,	0,	0,	1)

MUX_CFG_24XX("H14_24XX_MMC_DAT1",	0x0f6,	0,	0,	0,	1)

MUX_CFG_24XX("E19_24XX_MMC_DAT2",	0x0f7,	0,	0,	0,	1)

MUX_CFG_24XX("D19_24XX_MMC_DAT3",	0x0f8,	0,	0,	0,	1)

MUX_CFG_24XX("F19_24XX_MMC_DAT_DIR0",	0x0f9,	0,	0,	0,	1)

MUX_CFG_24XX("E20_24XX_MMC_DAT_DIR1",	0x0fa,	0,	0,	0,	1)

MUX_CFG_24XX("F18_24XX_MMC_DAT_DIR2",	0x0fb,	0,	0,	0,	1)

MUX_CFG_24XX("E18_24XX_MMC_DAT_DIR3",	0x0fc,	0,	0,	0,	1)

MUX_CFG_24XX("G18_24XX_MMC_CMD_DIR",	0x0fd,	0,	0,	0,	1)

MUX_CFG_24XX("H15_24XX_MMC_CLKI",	0x0fe,	0,	0,	0,	1)



/* Keypad GPIO*/

MUX_CFG_24XX("T19_24XX_KBR0",		0x106,	3,	1,	1,	1)

MUX_CFG_24XX("R19_24XX_KBR1",		0x107,	3,	1,	1,	1)

arch/arm/plat-omap/devices.c

+17 −3
Original line number Diff line number Diff line
@@ -148,7 +148,7 @@ static inline void omap_init_kp(void) {} 


#ifdef CONFIG_ARCH_OMAP24XX

#define	OMAP_MMC1_BASE		0x4809c000

#define OMAP_MMC1_INT		83

#define OMAP_MMC1_INT		INT_24XX_MMC_IRQ

#else

#define	OMAP_MMC1_BASE		0xfffb7800

#define OMAP_MMC1_INT		INT_MMC
@@ -225,7 +225,14 @@ static void __init omap_init_mmc(void) 
	/* block 1 is always available and has just one pinout option */

	mmc = &mmc_conf->mmc[0];

	if (mmc->enabled) {

		if (!cpu_is_omap24xx()) {

		if (cpu_is_omap24xx()) {

			omap_cfg_reg(H18_24XX_MMC_CMD);

			omap_cfg_reg(H15_24XX_MMC_CLKI);

			omap_cfg_reg(G19_24XX_MMC_CLKO);

			omap_cfg_reg(F20_24XX_MMC_DAT0);

			omap_cfg_reg(F19_24XX_MMC_DAT_DIR0);

			omap_cfg_reg(G18_24XX_MMC_CMD_DIR);

		} else {

			omap_cfg_reg(MMC_CMD);

			omap_cfg_reg(MMC_CLK);

			omap_cfg_reg(MMC_DAT0);
@@ -236,7 +243,14 @@ static void __init omap_init_mmc(void) 
			}

		}

		if (mmc->wire4) {

			if (!cpu_is_omap24xx()) {

			if (cpu_is_omap24xx()) {

				omap_cfg_reg(H14_24XX_MMC_DAT1);

				omap_cfg_reg(E19_24XX_MMC_DAT2);

				omap_cfg_reg(D19_24XX_MMC_DAT3);

				omap_cfg_reg(E20_24XX_MMC_DAT_DIR1);

				omap_cfg_reg(F18_24XX_MMC_DAT_DIR2);

				omap_cfg_reg(E18_24XX_MMC_DAT_DIR3);

			} else {

				omap_cfg_reg(MMC_DAT1);

				/* NOTE:  DAT2 can be on W10 (here) or M15 */

				if (!mmc->nomux)

include/asm-arm/arch-omap/irqs.h

+1 −0
Original line number Diff line number Diff line
@@ -262,6 +262,7 @@ 
#define INT_24XX_UART1_IRQ	72

#define INT_24XX_UART2_IRQ	73

#define INT_24XX_UART3_IRQ	74

#define INT_24XX_MMC_IRQ	83



/* Max. 128 level 2 IRQs (OMAP1610), 192 GPIOs (OMAP730) and

 * 16 MPUIO lines */

include/asm-arm/arch-omap/mux.h

+14 −0
Original line number Diff line number Diff line
@@ -461,6 +461,20 @@ enum omap24xx_index { 
	K15_24XX_UART3_TX,

	K14_24XX_UART3_RX,



	/* MMC/SDIO */

	G19_24XX_MMC_CLKO,

	H18_24XX_MMC_CMD,

	F20_24XX_MMC_DAT0,

	H14_24XX_MMC_DAT1,

	E19_24XX_MMC_DAT2,

	D19_24XX_MMC_DAT3,

	F19_24XX_MMC_DAT_DIR0,

	E20_24XX_MMC_DAT_DIR1,

	F18_24XX_MMC_DAT_DIR2,

	E18_24XX_MMC_DAT_DIR3,

	G18_24XX_MMC_CMD_DIR,

	H15_24XX_MMC_CLKI,



	/* Keypad GPIO*/

	T19_24XX_KBR0,

	R19_24XX_KBR1,