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Commit 67ef5786 authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Paul Mundt
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sh: add fixed voltage regulators to se7724 



On se7724 provide a 3.3V supply for its SD/MMC-card interfaces.

Signed-off-by: default avatarGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 2fcfe22a

arch/sh/boards/mach-se/7724/setup.c

+15 −0
Original line number Diff line number Diff line
@@ -18,6 +18,8 @@ 
#include <linux/mmc/sh_mobile_sdhi.h>

#include <linux/mtd/physmap.h>

#include <linux/delay.h>

#include <linux/regulator/fixed.h>

#include <linux/regulator/machine.h>

#include <linux/smc91x.h>

#include <linux/gpio.h>

#include <linux/input.h>
@@ -454,6 +456,15 @@ static struct platform_device sh7724_usb1_gadget_device = { 
	.resource	= sh7724_usb1_gadget_resources,

};



/* Fixed 3.3V regulator to be used by SDHI0, SDHI1 */

static struct regulator_consumer_supply fixed3v3_power_consumers[] =

{

	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),

	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),

	REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),

	REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),

};



static struct resource sdhi0_cn7_resources[] = {

	[0] = {

		.name	= "SDHI0",
@@ -684,6 +695,10 @@ static int __init devices_setup(void) 
					&ms7724se_sdram_enter_end,

					&ms7724se_sdram_leave_start,

					&ms7724se_sdram_leave_end);



	regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,

				     ARRAY_SIZE(fixed3v3_power_consumers), 3300000);



	/* Reset Release */

	fpga_out = __raw_readw(FPGA_OUT);

	/* bit4: NTSC_PDN, bit5: NTSC_RESET */