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-rw-r--r--arch/arm/mach-s3c64xx/Kconfig8
-rw-r--r--arch/arm/mach-s3c64xx/Makefile2
-rw-r--r--arch/arm/mach-s3c64xx/clock.c206
-rw-r--r--arch/arm/mach-s3c64xx/dev-spi.c180
-rw-r--r--arch/arm/mach-s3c64xx/include/mach/map.h2
-rw-r--r--arch/arm/mach-s3c64xx/setup-sdhci.c24
-rw-r--r--arch/arm/mach-s3c64xx/setup-spi.c45
7 files changed, 182 insertions, 285 deletions
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index 381586c7b1b2..e42e26d7fd38 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -78,6 +78,11 @@ config S3C64XX_SETUP_SDHCI_GPIO
help
Common setup code for S3C64XX SDHCI GPIO configurations
+config S3C64XX_SETUP_SPI
+ bool
+ help
+ Common setup code for SPI GPIO configurations
+
# S36400 Macchine support
config MACH_SMDK6400
@@ -277,6 +282,7 @@ config MACH_WLF_CRAGG_6410
select S3C64XX_SETUP_IDE
select S3C64XX_SETUP_FB_24BPP
select S3C64XX_SETUP_KEYPAD
+ select S3C64XX_SETUP_SPI
select SAMSUNG_DEV_ADC
select SAMSUNG_DEV_KEYPAD
select S3C_DEV_USB_HOST
@@ -287,7 +293,7 @@ config MACH_WLF_CRAGG_6410
select S3C_DEV_I2C1
select S3C_DEV_WDT
select S3C_DEV_RTC
- select S3C64XX_DEV_SPI
+ select S3C64XX_DEV_SPI0
select S3C24XX_GPIO_EXTRA128
select I2C
help
diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile
index f37016cebbe3..1822ac2eba31 100644
--- a/arch/arm/mach-s3c64xx/Makefile
+++ b/arch/arm/mach-s3c64xx/Makefile
@@ -40,8 +40,8 @@ obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o
obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o
obj-$(CONFIG_S3C64XX_SETUP_IDE) += setup-ide.o
obj-$(CONFIG_S3C64XX_SETUP_KEYPAD) += setup-keypad.o
-obj-$(CONFIG_S3C64XX_SETUP_SDHCI) += setup-sdhci.o
obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o
+obj-$(CONFIG_S3C64XX_SETUP_SPI) += setup-spi.o
# Machine support
diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c
index a3aafb6768c9..31bb27dc4aeb 100644
--- a/arch/arm/mach-s3c64xx/clock.c
+++ b/arch/arm/mach-s3c64xx/clock.c
@@ -184,18 +184,6 @@ static struct clk init_clocks_off[] = {
.enable = s3c64xx_pclk_ctrl,
.ctrlbit = S3C_CLKCON_PCLK_SPI1,
}, {
- .name = "spi_48m",
- .devname = "s3c64xx-spi.0",
- .parent = &clk_48m,
- .enable = s3c64xx_sclk_ctrl,
- .ctrlbit = S3C_CLKCON_SCLK_SPI0_48,
- }, {
- .name = "spi_48m",
- .devname = "s3c64xx-spi.1",
- .parent = &clk_48m,
- .enable = s3c64xx_sclk_ctrl,
- .ctrlbit = S3C_CLKCON_SCLK_SPI1_48,
- }, {
.name = "48m",
.devname = "s3c-sdhci.0",
.parent = &clk_48m,
@@ -226,6 +214,22 @@ static struct clk init_clocks_off[] = {
},
};
+static struct clk clk_48m_spi0 = {
+ .name = "spi_48m",
+ .devname = "s3c64xx-spi.0",
+ .parent = &clk_48m,
+ .enable = s3c64xx_sclk_ctrl,
+ .ctrlbit = S3C_CLKCON_SCLK_SPI0_48,
+};
+
+static struct clk clk_48m_spi1 = {
+ .name = "spi_48m",
+ .devname = "s3c64xx-spi.1",
+ .parent = &clk_48m,
+ .enable = s3c64xx_sclk_ctrl,
+ .ctrlbit = S3C_CLKCON_SCLK_SPI1_48,
+};
+
static struct clk init_clocks[] = {
{
.name = "lcd",
@@ -243,24 +247,6 @@ static struct clk init_clocks[] = {
.enable = s3c64xx_hclk_ctrl,
.ctrlbit = S3C_CLKCON_HCLK_UHOST,
}, {
- .name = "hsmmc",
- .devname = "s3c-sdhci.0",
- .parent = &clk_h,
- .enable = s3c64xx_hclk_ctrl,
- .ctrlbit = S3C_CLKCON_HCLK_HSMMC0,
- }, {
- .name = "hsmmc",
- .devname = "s3c-sdhci.1",
- .parent = &clk_h,
- .enable = s3c64xx_hclk_ctrl,
- .ctrlbit = S3C_CLKCON_HCLK_HSMMC1,
- }, {
- .name = "hsmmc",
- .devname = "s3c-sdhci.2",
- .parent = &clk_h,
- .enable = s3c64xx_hclk_ctrl,
- .ctrlbit = S3C_CLKCON_HCLK_HSMMC2,
- }, {
.name = "otg",
.parent = &clk_h,
.enable = s3c64xx_hclk_ctrl,
@@ -310,6 +296,29 @@ static struct clk init_clocks[] = {
}
};
+static struct clk clk_hsmmc0 = {
+ .name = "hsmmc",
+ .devname = "s3c-sdhci.0",
+ .parent = &clk_h,
+ .enable = s3c64xx_hclk_ctrl,
+ .ctrlbit = S3C_CLKCON_HCLK_HSMMC0,
+};
+
+static struct clk clk_hsmmc1 = {
+ .name = "hsmmc",
+ .devname = "s3c-sdhci.1",
+ .parent = &clk_h,
+ .enable = s3c64xx_hclk_ctrl,
+ .ctrlbit = S3C_CLKCON_HCLK_HSMMC1,
+};
+
+static struct clk clk_hsmmc2 = {
+ .name = "hsmmc",
+ .devname = "s3c-sdhci.2",
+ .parent = &clk_h,
+ .enable = s3c64xx_hclk_ctrl,
+ .ctrlbit = S3C_CLKCON_HCLK_HSMMC2,
+};
static struct clk clk_fout_apll = {
.name = "fout_apll",
@@ -578,36 +587,6 @@ static struct clksrc_sources clkset_camif = {
static struct clksrc_clk clksrcs[] = {
{
.clk = {
- .name = "mmc_bus",
- .devname = "s3c-sdhci.0",
- .ctrlbit = S3C_CLKCON_SCLK_MMC0,
- .enable = s3c64xx_sclk_ctrl,
- },
- .reg_src = { .reg = S3C_CLK_SRC, .shift = 18, .size = 2 },
- .reg_div = { .reg = S3C_CLK_DIV1, .shift = 0, .size = 4 },
- .sources = &clkset_spi_mmc,
- }, {
- .clk = {
- .name = "mmc_bus",
- .devname = "s3c-sdhci.1",
- .ctrlbit = S3C_CLKCON_SCLK_MMC1,
- .enable = s3c64xx_sclk_ctrl,
- },
- .reg_src = { .reg = S3C_CLK_SRC, .shift = 20, .size = 2 },
- .reg_div = { .reg = S3C_CLK_DIV1, .shift = 4, .size = 4 },
- .sources = &clkset_spi_mmc,
- }, {
- .clk = {
- .name = "mmc_bus",
- .devname = "s3c-sdhci.2",
- .ctrlbit = S3C_CLKCON_SCLK_MMC2,
- .enable = s3c64xx_sclk_ctrl,
- },
- .reg_src = { .reg = S3C_CLK_SRC, .shift = 22, .size = 2 },
- .reg_div = { .reg = S3C_CLK_DIV1, .shift = 8, .size = 4 },
- .sources = &clkset_spi_mmc,
- }, {
- .clk = {
.name = "usb-bus-host",
.ctrlbit = S3C_CLKCON_SCLK_UHOST,
.enable = s3c64xx_sclk_ctrl,
@@ -617,25 +596,6 @@ static struct clksrc_clk clksrcs[] = {
.sources = &clkset_uhost,
}, {
.clk = {
- .name = "spi-bus",
- .devname = "s3c64xx-spi.0",
- .ctrlbit = S3C_CLKCON_SCLK_SPI0,
- .enable = s3c64xx_sclk_ctrl,
- },
- .reg_src = { .reg = S3C_CLK_SRC, .shift = 14, .size = 2 },
- .reg_div = { .reg = S3C_CLK_DIV2, .shift = 0, .size = 4 },
- .sources = &clkset_spi_mmc,
- }, {
- .clk = {
- .name = "spi-bus",
- .devname = "s3c64xx-spi.1",
- .enable = s3c64xx_sclk_ctrl,
- },
- .reg_src = { .reg = S3C_CLK_SRC, .shift = 16, .size = 2 },
- .reg_div = { .reg = S3C_CLK_DIV2, .shift = 4, .size = 4 },
- .sources = &clkset_spi_mmc,
- }, {
- .clk = {
.name = "audio-bus",
.devname = "samsung-i2s.0",
.ctrlbit = S3C_CLKCON_SCLK_AUDIO0,
@@ -697,6 +657,66 @@ static struct clksrc_clk clk_sclk_uclk = {
.sources = &clkset_uart,
};
+static struct clksrc_clk clk_sclk_mmc0 = {
+ .clk = {
+ .name = "mmc_bus",
+ .devname = "s3c-sdhci.0",
+ .ctrlbit = S3C_CLKCON_SCLK_MMC0,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 18, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV1, .shift = 0, .size = 4 },
+ .sources = &clkset_spi_mmc,
+};
+
+static struct clksrc_clk clk_sclk_mmc1 = {
+ .clk = {
+ .name = "mmc_bus",
+ .devname = "s3c-sdhci.1",
+ .ctrlbit = S3C_CLKCON_SCLK_MMC1,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 20, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV1, .shift = 4, .size = 4 },
+ .sources = &clkset_spi_mmc,
+};
+
+static struct clksrc_clk clk_sclk_mmc2 = {
+ .clk = {
+ .name = "mmc_bus",
+ .devname = "s3c-sdhci.2",
+ .ctrlbit = S3C_CLKCON_SCLK_MMC2,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 22, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV1, .shift = 8, .size = 4 },
+ .sources = &clkset_spi_mmc,
+};
+
+static struct clksrc_clk clk_sclk_spi0 = {
+ .clk = {
+ .name = "spi-bus",
+ .devname = "s3c64xx-spi.0",
+ .ctrlbit = S3C_CLKCON_SCLK_SPI0,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 14, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 0, .size = 4 },
+ .sources = &clkset_spi_mmc,
+};
+
+static struct clksrc_clk clk_sclk_spi1 = {
+ .clk = {
+ .name = "spi-bus",
+ .devname = "s3c64xx-spi.1",
+ .ctrlbit = S3C_CLKCON_SCLK_SPI1,
+ .enable = s3c64xx_sclk_ctrl,
+ },
+ .reg_src = { .reg = S3C_CLK_SRC, .shift = 16, .size = 2 },
+ .reg_div = { .reg = S3C_CLK_DIV2, .shift = 4, .size = 4 },
+ .sources = &clkset_spi_mmc,
+};
+
/* Clock initialisation code */
static struct clksrc_clk *init_parents[] = {
@@ -707,11 +727,35 @@ static struct clksrc_clk *init_parents[] = {
static struct clksrc_clk *clksrc_cdev[] = {
&clk_sclk_uclk,
+ &clk_sclk_mmc0,
+ &clk_sclk_mmc1,
+ &clk_sclk_mmc2,
+ &clk_sclk_spi0,
+ &clk_sclk_spi1,
+};
+
+static struct clk *clk_cdev[] = {
+ &clk_hsmmc0,
+ &clk_hsmmc1,
+ &clk_hsmmc2,
+ &clk_48m_spi0,
+ &clk_48m_spi1,
};
static struct clk_lookup s3c64xx_clk_lookup[] = {
CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p),
CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_sclk_uclk.clk),
+ CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &clk_hsmmc0),
+ CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &clk_hsmmc1),
+ CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.0", &clk_hsmmc2),
+ CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk),
+ CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
+ CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
+ CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
+ CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
+ CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &clk_48m_spi0),
+ CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
+ CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk2", &clk_48m_spi1),
};
#define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1)
@@ -834,6 +878,10 @@ void __init s3c64xx_register_clocks(unsigned long xtal,
s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
+ s3c24xx_register_clocks(clk_cdev, ARRAY_SIZE(clk_cdev));
+ for (cnt = 0; cnt < ARRAY_SIZE(clk_cdev); cnt++)
+ s3c_disable_clocks(clk_cdev[cnt], 1);
+
s3c24xx_register_clocks(clks1, ARRAY_SIZE(clks1));
s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
for (cnt = 0; cnt < ARRAY_SIZE(clksrc_cdev); cnt++)
diff --git a/arch/arm/mach-s3c64xx/dev-spi.c b/arch/arm/mach-s3c64xx/dev-spi.c
deleted file mode 100644
index 3341fd118723..000000000000
--- a/arch/arm/mach-s3c64xx/dev-spi.c
+++ /dev/null
@@ -1,180 +0,0 @@
-/* linux/arch/arm/plat-s3c64xx/dev-spi.c
- *
- * Copyright (C) 2009 Samsung Electronics Ltd.
- * Jaswinder Singh <jassi.brar@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/export.h>
-#include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
-#include <linux/gpio.h>
-
-#include <mach/dma.h>
-#include <mach/map.h>
-#include <mach/spi-clocks.h>
-#include <mach/irqs.h>
-
-#include <plat/s3c64xx-spi.h>
-#include <plat/gpio-cfg.h>
-#include <plat/devs.h>
-
-static char *spi_src_clks[] = {
- [S3C64XX_SPI_SRCCLK_PCLK] = "pclk",
- [S3C64XX_SPI_SRCCLK_SPIBUS] = "spi-bus",
- [S3C64XX_SPI_SRCCLK_48M] = "spi_48m",
-};
-
-/* SPI Controller platform_devices */
-
-/* Since we emulate multi-cs capability, we do not touch the GPC-3,7.
- * The emulated CS is toggled by board specific mechanism, as it can
- * be either some immediate GPIO or some signal out of some other
- * chip in between ... or some yet another way.
- * We simply do not assume anything about CS.
- */
-static int s3c64xx_spi_cfg_gpio(struct platform_device *pdev)
-{
- unsigned int base;
-
- switch (pdev->id) {
- case 0:
- base = S3C64XX_GPC(0);
- break;
-
- case 1:
- base = S3C64XX_GPC(4);
- break;
-
- default:
- dev_err(&pdev->dev, "Invalid SPI Controller number!");
- return -EINVAL;
- }
-
- s3c_gpio_cfgall_range(base, 3,
- S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
-
- return 0;
-}
-
-static struct resource s3c64xx_spi0_resource[] = {
- [0] = {
- .start = S3C64XX_PA_SPI0,
- .end = S3C64XX_PA_SPI0 + 0x100 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = DMACH_SPI0_TX,
- .end = DMACH_SPI0_TX,
- .flags = IORESOURCE_DMA,
- },
- [2] = {
- .start = DMACH_SPI0_RX,
- .end = DMACH_SPI0_RX,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- .start = IRQ_SPI0,
- .end = IRQ_SPI0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct s3c64xx_spi_info s3c64xx_spi0_pdata = {
- .cfg_gpio = s3c64xx_spi_cfg_gpio,
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .tx_st_done = 21,
-};
-
-static u64 spi_dmamask = DMA_BIT_MASK(32);
-
-struct platform_device s3c64xx_device_spi0 = {
- .name = "s3c64xx-spi",
- .id = 0,
- .num_resources = ARRAY_SIZE(s3c64xx_spi0_resource),
- .resource = s3c64xx_spi0_resource,
- .dev = {
- .dma_mask = &spi_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &s3c64xx_spi0_pdata,
- },
-};
-EXPORT_SYMBOL(s3c64xx_device_spi0);
-
-static struct resource s3c64xx_spi1_resource[] = {
- [0] = {
- .start = S3C64XX_PA_SPI1,
- .end = S3C64XX_PA_SPI1 + 0x100 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = DMACH_SPI1_TX,
- .end = DMACH_SPI1_TX,
- .flags = IORESOURCE_DMA,
- },
- [2] = {
- .start = DMACH_SPI1_RX,
- .end = DMACH_SPI1_RX,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- .start = IRQ_SPI1,
- .end = IRQ_SPI1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct s3c64xx_spi_info s3c64xx_spi1_pdata = {
- .cfg_gpio = s3c64xx_spi_cfg_gpio,
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .tx_st_done = 21,
-};
-
-struct platform_device s3c64xx_device_spi1 = {
- .name = "s3c64xx-spi",
- .id = 1,
- .num_resources = ARRAY_SIZE(s3c64xx_spi1_resource),
- .resource = s3c64xx_spi1_resource,
- .dev = {
- .dma_mask = &spi_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &s3c64xx_spi1_pdata,
- },
-};
-EXPORT_SYMBOL(s3c64xx_device_spi1);
-
-void __init s3c64xx_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
-{
- struct s3c64xx_spi_info *pd;
-
- /* Reject invalid configuration */
- if (!num_cs || src_clk_nr < 0
- || src_clk_nr > S3C64XX_SPI_SRCCLK_48M) {
- printk(KERN_ERR "%s: Invalid SPI configuration\n", __func__);
- return;
- }
-
- switch (cntrlr) {
- case 0:
- pd = &s3c64xx_spi0_pdata;
- break;
- case 1:
- pd = &s3c64xx_spi1_pdata;
- break;
- default:
- printk(KERN_ERR "%s: Invalid SPI controller(%d)\n",
- __func__, cntrlr);
- return;
- }
-
- pd->num_cs = num_cs;
- pd->src_clk_nr = src_clk_nr;
- pd->src_clk_name = spi_src_clks[src_clk_nr];
-}
diff --git a/arch/arm/mach-s3c64xx/include/mach/map.h b/arch/arm/mach-s3c64xx/include/mach/map.h
index 23a1d71e4d53..8e2097bb208a 100644
--- a/arch/arm/mach-s3c64xx/include/mach/map.h
+++ b/arch/arm/mach-s3c64xx/include/mach/map.h
@@ -115,6 +115,8 @@
#define S3C_PA_USB_HSOTG S3C64XX_PA_USB_HSOTG
#define S3C_PA_RTC S3C64XX_PA_RTC
#define S3C_PA_WDT S3C64XX_PA_WATCHDOG
+#define S3C_PA_SPI0 S3C64XX_PA_SPI0
+#define S3C_PA_SPI1 S3C64XX_PA_SPI1
#define SAMSUNG_PA_ADC S3C64XX_PA_ADC
#define SAMSUNG_PA_CFCON S3C64XX_PA_CFCON
diff --git a/arch/arm/mach-s3c64xx/setup-sdhci.c b/arch/arm/mach-s3c64xx/setup-sdhci.c
deleted file mode 100644
index c75a71b21165..000000000000
--- a/arch/arm/mach-s3c64xx/setup-sdhci.c
+++ /dev/null
@@ -1,24 +0,0 @@
-/* linux/arch/arm/mach-s3c64xx/setup-sdhci.c
- *
- * Copyright 2008 Simtec Electronics
- * Copyright 2008 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- * http://armlinux.simtec.co.uk/
- *
- * S3C6400/S3C6410 - Helper functions for settign up SDHCI device(s) (HSMMC)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/types.h>
-
-/* clock sources for the mmc bus clock, order as for the ctrl2[5..4] */
-
-char *s3c64xx_hsmmc_clksrcs[4] = {
- [0] = "hsmmc",
- [1] = "hsmmc",
- [2] = "mmc_bus",
- /* [3] = "48m", - note not successfully used yet */
-};
diff --git a/arch/arm/mach-s3c64xx/setup-spi.c b/arch/arm/mach-s3c64xx/setup-spi.c
new file mode 100644
index 000000000000..d9592ad7a825
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/setup-spi.c
@@ -0,0 +1,45 @@
+/* linux/arch/arm/mach-s3c64xx/setup-spi.c
+ *
+ * Copyright (C) 2011 Samsung Electronics Ltd.
+ * http://www.samsung.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/s3c64xx-spi.h>
+
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 13,
+ .tx_st_done = 21,
+};
+
+int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
+{
+ s3c_gpio_cfgall_range(S3C64XX_GPC(0), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 13,
+ .tx_st_done = 21,
+};
+
+int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
+{
+ s3c_gpio_cfgall_range(S3C64XX_GPC(4), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ return 0;
+}
+#endif
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-25 19:49:12 +0300