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ARM: mach-shmobile: mackerel: Add FSI-AK4643 support
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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d44deb35c2
commit
1a44d72a40
@ -29,15 +29,19 @@
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#include <linux/gpio.h>
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#include <linux/input.h>
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#include <linux/io.h>
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#include <linux/i2c.h>
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#include <linux/leds.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mtd/physmap.h>
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#include <linux/smsc911x.h>
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#include <linux/sh_intc.h>
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#include <linux/usb/r8a66597.h>
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#include <video/sh_mobile_lcdc.h>
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#include <sound/sh_fsi.h>
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#include <mach/common.h>
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#include <mach/sh7372.h>
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@ -133,6 +137,21 @@
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* CN31 is used as Host in Linux.
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*/
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/*
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* FIXME !!
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*
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* gpio_no_direction
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* are quick_hack.
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*
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* current gpio frame work doesn't have
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* the method to control only pull up/down/free.
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* this function should be replaced by correct gpio function
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*/
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static void __init gpio_no_direction(u32 addr)
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{
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__raw_writeb(0x00, addr);
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}
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/* MTD */
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static struct mtd_partition nor_flash_partitions[] = {
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{
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@ -347,6 +366,42 @@ static struct platform_device leds_device = {
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},
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};
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/* FSI */
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#define IRQ_FSI evt2irq(0x1840)
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static struct sh_fsi_platform_info fsi_info = {
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.porta_flags = SH_FSI_BRS_INV |
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SH_FSI_OUT_SLAVE_MODE |
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SH_FSI_IN_SLAVE_MODE |
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SH_FSI_OFMT(PCM) |
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SH_FSI_IFMT(PCM),
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};
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static struct resource fsi_resources[] = {
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[0] = {
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.name = "FSI",
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.start = 0xFE3C0000,
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.end = 0xFE3C0400 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRQ_FSI,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device fsi_device = {
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.name = "sh_fsi2",
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.id = -1,
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.num_resources = ARRAY_SIZE(fsi_resources),
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.resource = fsi_resources,
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.dev = {
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.platform_data = &fsi_info,
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},
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};
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static struct platform_device fsi_ak4643_device = {
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.name = "sh_fsi2_a_ak4643",
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};
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static struct platform_device *mackerel_devices[] __initdata = {
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&nor_flash_device,
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@ -354,6 +409,15 @@ static struct platform_device *mackerel_devices[] __initdata = {
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&lcdc_device,
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&usb1_host_device,
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&leds_device,
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&fsi_device,
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&fsi_ak4643_device,
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};
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/* I2C */
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static struct i2c_board_info i2c0_devices[] = {
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{
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I2C_BOARD_INFO("ak4643", 0x13),
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},
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};
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static struct map_desc mackerel_io_desc[] __initdata = {
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@ -377,6 +441,8 @@ static void __init mackerel_map_io(void)
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shmobile_setup_console();
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}
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#define GPIO_PORT9CR 0xE6051009
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#define GPIO_PORT10CR 0xE605100A
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static void __init mackerel_init(void)
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{
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sh7372_pinmux_init();
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@ -434,6 +500,24 @@ static void __init mackerel_init(void)
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/* setup USB phy */
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__raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
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/* enable FSI2 port A (ak4643) */
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gpio_request(GPIO_FN_FSIAIBT, NULL);
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gpio_request(GPIO_FN_FSIAILR, NULL);
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gpio_request(GPIO_FN_FSIAISLD, NULL);
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gpio_request(GPIO_FN_FSIAOSLD, NULL);
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gpio_request(GPIO_PORT161, NULL);
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gpio_direction_output(GPIO_PORT161, 0); /* slave */
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gpio_request(GPIO_PORT9, NULL);
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gpio_request(GPIO_PORT10, NULL);
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gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
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gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
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intc_set_priority(IRQ_FSI, 3); /* irq priority FSI(3) > SMSC911X(2) */
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i2c_register_board_info(0, i2c0_devices,
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ARRAY_SIZE(i2c0_devices));
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sh7372_add_standard_devices();
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