[PATCH] add eseries platform support for the TMIO multifunction devices used.
From: Ian Molton
Date: Tue Nov 20 2007 - 14:58:45 EST
---
arch/arm/mach-pxa/Makefile | 10 ++--
arch/arm/mach-pxa/e330_tc6387xb.c | 88 ++++++++++++++++++++++++++++++++
arch/arm/mach-pxa/e400_t7l66xb.c | 96 +++++++++++++++++++++++++++++++++++
arch/arm/mach-pxa/e740_t7l66xb.c | 93 ++++++++++++++++++++++++++++++++++
arch/arm/mach-pxa/e750_tc6393xb.c | 99 +++++++++++++++++++++++++++++++++++++
5 files changed, 381 insertions(+), 5 deletions(-)
create mode 100644 arch/arm/mach-pxa/e330_tc6387xb.c
create mode 100644 arch/arm/mach-pxa/e400_t7l66xb.c
create mode 100644 arch/arm/mach-pxa/e740_t7l66xb.c
create mode 100644 arch/arm/mach-pxa/e750_tc6393xb.c
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index c78022f..5b8b9ac 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -30,11 +30,11 @@ ifeq ($(CONFIG_MACH_ZYLONITE),y)
endif
obj-$(CONFIG_ARCH_PXA_ESERIES) += eseries.o
-obj-$(CONFIG_MACH_E330) += e330_lcd.o
-obj-$(CONFIG_MACH_E740) += e740_lcd.o
-obj-$(CONFIG_MACH_E750) += e750_lcd.o
-obj-$(CONFIG_MACH_E400) += e400_lcd.o
-obj-$(CONFIG_MACH_E800) += e800_lcd.o
+obj-$(CONFIG_MACH_E330) += e330_lcd.o e330_tc6387xb.o
+obj-$(CONFIG_MACH_E740) += e740_lcd.o e740_t7l66xb.o
+obj-$(CONFIG_MACH_E750) += e750_lcd.o e750_tc6393xb.o
+obj-$(CONFIG_MACH_E400) += e400_lcd.o e400_t7l66xb.o
+obj-$(CONFIG_MACH_E800) += e800_lcd.o e750_tc6393xb.o
obj-$(CONFIG_MACH_ARMCORE) += cm-x270.o
diff --git a/arch/arm/mach-pxa/e330_tc6387xb.c b/arch/arm/mach-pxa/e330_tc6387xb.c
new file mode 100644
index 0000000..515228b
--- /dev/null
+++ b/arch/arm/mach-pxa/e330_tc6387xb.c
@@ -0,0 +1,88 @@
+/* platform specific code to drive the TC6387XB chip on the e330. */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+
+#include <asm/mach-types.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/irq.h>
+
+#include <asm/arch/eseries-irq.h>
+#include <asm/arch/eseries-gpio.h>
+
+#include <linux/tc6387xb.h>
+
+static struct resource e330_tc6387xb_resources[] = {
+ [0] = {
+ .start = PXA_CS4_PHYS,
+ .end = PXA_CS4_PHYS + 0x1fffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_GPIO(5),
+ .end = IRQ_GPIO(5),
+ .flags = IORESOURCE_IRQ,
+ },
+
+};
+
+//FIXME - who should really be setting up the clock? bootloader or kernel ?
+static void e330_tc6387xb_hwinit(void) {
+ GPCR(45) = GPIO_bit(45); // #SUSPEND low
+ GPCR(19) = GPIO_bit(19); // #PCLR low (reset)
+ // 33MHz is supplied from an Xtal on the e330 (I think)
+ pxa_gpio_mode(GPIO12_32KHz_MD);
+ mdelay(10);
+ GPSR(45) = GPIO_bit(45); // #SUSPEND high
+ mdelay(10);
+ GPSR(19) = GPIO_bit(19); // #PCLR high
+ mdelay(10);
+}
+
+static void e330_tc6387xb_suspend(void) {
+ GPCR(45) = GPIO_bit(45); // #SUSPEND low
+ mdelay(10);
+// GPCR(19) = GPIO_bit(19); // #PCLR low
+}
+
+static void e330_tc6387xb_resume(void) {
+ GPSR(45) = GPIO_bit(45); // #SUSPEND high
+ mdelay(10);
+}
+
+static struct tc6387xb_platform_data e330_tc6387xb_info = {
+ .hw_init = &e330_tc6387xb_hwinit,
+ .suspend = &e330_tc6387xb_suspend,
+ .resume = &e330_tc6387xb_resume,
+};
+
+static struct platform_device e330_tc6387xb_device = {
+ .name = "tc6387xb",
+ .id = -1,
+ .dev = {
+ .platform_data = &e330_tc6387xb_info,
+ },
+ .num_resources = ARRAY_SIZE(e330_tc6387xb_resources),
+ .resource = e330_tc6387xb_resources,
+};
+
+static int __init e330_tc6387xb_init(void)
+{
+ if(!machine_is_e330())
+ return -ENODEV;
+
+ platform_device_register(&e330_tc6387xb_device);
+ return 0;
+}
+
+module_init(e330_tc6387xb_init);
+
+MODULE_AUTHOR("Ian Molton <spyro@xxxxxxx>");
+MODULE_DESCRIPTION("e330 tc6387xb device support");
+MODULE_LICENSE("GPLv2");
+
+
diff --git a/arch/arm/mach-pxa/e400_t7l66xb.c b/arch/arm/mach-pxa/e400_t7l66xb.c
new file mode 100644
index 0000000..bdf21b7
--- /dev/null
+++ b/arch/arm/mach-pxa/e400_t7l66xb.c
@@ -0,0 +1,96 @@
+/* platform specific code to drive the T7L66XB chip on the e400. */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+
+#include <asm/mach-types.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/irq.h>
+
+#include <asm/arch/eseries-irq.h>
+#include <asm/arch/eseries-gpio.h>
+
+#include <linux/t7l66xb.h>
+
+//FIXME - set properly when known
+#define GPIO_E400_TMIO_IRQ GPIO_ESERIES_TMIO_IRQ
+
+static struct resource e400_t7l66xb_resources[] = {
+ [0] = {
+ .start = PXA_CS4_PHYS,
+ .end = PXA_CS4_PHYS + 0x1fffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_GPIO(GPIO_E400_TMIO_IRQ),
+ .end = IRQ_GPIO(GPIO_E400_TMIO_IRQ),
+ .flags = IORESOURCE_IRQ,
+ },
+
+};
+
+//FIXME - who should really be setting up the clock? bootloader or kernel ?
+static void e400_t7l66xb_hwinit(void) {
+ return;
+ GPCR(19) = GPIO_bit(19); // #SUSPEND low
+ GPCR(7) = GPIO_bit(7); // #PCLR low (reset)
+ pxa_gpio_mode(GPIO7_48MHz_MD);
+ pxa_gpio_mode(GPIO12_32KHz_MD);
+ mdelay(10);
+ GPSR(19) = GPIO_bit(19); // #SUSPEND high
+ mdelay(10);
+ GPSR(7) = GPIO_bit(7); // #PCLR high
+ mdelay(10);
+}
+
+static void e400_t7l66xb_suspend(void) {
+ return;
+ GPCR(19) = GPIO_bit(19); // #SUSPEND low
+ mdelay(10);
+ GPCR(7) = GPIO_bit(7); // #PCLR low
+
+ /* kill clock */
+// pxa_gpio_mode(GPIO7_48MHz_MD|GPIO_OUT);
+// GPSR0 = GPIO_bit(GPIO7_48MHz);
+}
+
+static void e400_t7l66xb_resume(void) {
+ e400_t7l66xb_hwinit();
+}
+
+static struct t7l66xb_platform_data e400_t7l66xb_info = {
+ .irq_base = IRQ_BOARD_START,
+ .hw_init = &e400_t7l66xb_hwinit,
+ .suspend = &e400_t7l66xb_suspend,
+ .resume = &e400_t7l66xb_resume,
+};
+
+static struct platform_device e400_t7l66xb_device = {
+ .name = "t7l66xb",
+ .id = -1,
+ .dev = {
+ .platform_data = &e400_t7l66xb_info,
+ },
+ .num_resources = ARRAY_SIZE(e400_t7l66xb_resources),
+ .resource = e400_t7l66xb_resources,
+};
+
+static int __init e400_t7l66xb_init(void)
+{
+ if(!machine_is_e400())
+ return -ENODEV;
+
+ platform_device_register(&e400_t7l66xb_device);
+ return 0;
+}
+
+module_init(e400_t7l66xb_init);
+
+MODULE_AUTHOR("Ian Molton <spyro@xxxxxxx>");
+MODULE_DESCRIPTION("e400 t7l66xb device support");
+MODULE_LICENSE("GPLv2");
+
diff --git a/arch/arm/mach-pxa/e740_t7l66xb.c b/arch/arm/mach-pxa/e740_t7l66xb.c
new file mode 100644
index 0000000..6b62697
--- /dev/null
+++ b/arch/arm/mach-pxa/e740_t7l66xb.c
@@ -0,0 +1,93 @@
+/* platform specific code to drive the T7L66XB chip on the e740. */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+
+#include <asm/mach-types.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/irq.h>
+
+#include <asm/arch/eseries-irq.h>
+#include <asm/arch/eseries-gpio.h>
+
+#include <linux/t7l66xb.h>
+
+static struct resource e740_t7l66xb_resources[] = {
+ [0] = {
+ .start = PXA_CS4_PHYS,
+ .end = PXA_CS4_PHYS + 0x1fffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_GPIO(GPIO_ESERIES_TMIO_IRQ),
+ .end = IRQ_GPIO(GPIO_ESERIES_TMIO_IRQ),
+ .flags = IORESOURCE_IRQ,
+ },
+
+};
+
+//FIXME - who should really be setting up the clock? bootloader or kernel ?
+static void e740_t7l66xb_hwinit(void) {
+
+ GPCR(19) = GPIO_bit(19); // #SUSPEND low
+ GPCR(7) = GPIO_bit(7); // #PCLR low (reset)
+ pxa_gpio_mode(GPIO7_48MHz_MD);
+ pxa_gpio_mode(GPIO12_32KHz_MD);
+ mdelay(10);
+ GPSR(19) = GPIO_bit(19); // #SUSPEND high
+ mdelay(10);
+ GPSR(7) = GPIO_bit(7); // #PCLR high
+ mdelay(10);
+}
+
+static void e740_t7l66xb_suspend(void) {
+ GPCR(19) = GPIO_bit(19); // #SUSPEND low
+ mdelay(10);
+ GPCR(7) = GPIO_bit(7); // #PCLR low
+
+ /* kill clock */
+// pxa_gpio_mode(GPIO7_48MHz_MD|GPIO_OUT);
+// GPSR0 = GPIO_bit(GPIO7_48MHz);
+}
+
+static void e740_t7l66xb_resume(void) {
+ e740_t7l66xb_hwinit();
+}
+
+static struct t7l66xb_platform_data e740_t7l66xb_info = {
+ .irq_base = IRQ_BOARD_START,
+ .hw_init = &e740_t7l66xb_hwinit,
+ .suspend = &e740_t7l66xb_suspend,
+ .resume = &e740_t7l66xb_resume,
+};
+
+static struct platform_device e740_t7l66xb_device = {
+ .name = "t7l66xb",
+ .id = -1,
+ .dev = {
+ .platform_data = &e740_t7l66xb_info,
+ },
+ .num_resources = ARRAY_SIZE(e740_t7l66xb_resources),
+ .resource = e740_t7l66xb_resources,
+};
+
+static int __init e740_t7l66xb_init(void)
+{
+ if(!machine_is_e740())
+ return -ENODEV;
+
+ platform_device_register(&e740_t7l66xb_device);
+ return 0;
+}
+
+module_init(e740_t7l66xb_init);
+
+MODULE_AUTHOR("Ian Molton <spyro@xxxxxxx>");
+MODULE_DESCRIPTION("e740 t7l66xb device support");
+MODULE_LICENSE("GPLv2");
+
+
diff --git a/arch/arm/mach-pxa/e750_tc6393xb.c b/arch/arm/mach-pxa/e750_tc6393xb.c
new file mode 100644
index 0000000..c786fe0
--- /dev/null
+++ b/arch/arm/mach-pxa/e750_tc6393xb.c
@@ -0,0 +1,99 @@
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-types.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/irq.h>
+
+#include <asm/arch/eseries-irq.h>
+#include <asm/arch/eseries-gpio.h>
+
+#include <linux/tc6393.h>
+
+static struct resource e750_tc6393xb_resources[] = {
+ [0] = {
+ .start = PXA_CS4_PHYS,
+ .end = PXA_CS4_PHYS + 0x1fffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_GPIO(GPIO_ESERIES_TMIO_IRQ),
+ .end = IRQ_GPIO(GPIO_ESERIES_TMIO_IRQ),
+ .flags = IORESOURCE_IRQ,
+ },
+
+};
+
+//FIXME - who should really be setting up the clock? bootloader or kernel ?
+static void e750_tc6393xb_hwinit(void) {
+ pxa_gpio_mode(GPIO11_3_6MHz_MD);
+
+ GPCR(45) = GPIO_bit(45); // #SUSPEND low
+ GPCR(19) = GPIO_bit(19); // #PCLR low (reset)
+ mdelay(1);
+ GPSR(45) = GPIO_bit(45); // #SUSPEND high
+ mdelay(10); //FIXME - pronbably 1000x too long
+ GPSR(19) = GPIO_bit(19); // #PCLR high
+}
+
+static void e750_tc6393xb_suspend(void) {
+ GPSR(45) = GPIO_bit(45); // #SUSPEND high
+ mdelay(10);
+ GPSR(19) = GPIO_bit(19); // #PCLR high
+
+ pxa_gpio_mode(GPIO11_3_6MHz_MD|GPIO_OUT);
+ GPSR0 = GPIO_bit(GPIO11_3_6MHz);
+}
+
+/*
+MCR : 80aa
+CCR: 1310
+PLL2CR: 0c01
+PLL1CR1: f743
+PLL1CR2: 00f2
+SYS_DCR: 1033
+*/
+
+static struct tc6393xb_platform_data e750_tc6393xb_info = {
+ .irq_base = IRQ_BOARD_START,
+ .sys_pll2cr = 0x0cc1,
+ .sys_ccr = 0x1310,
+ .sys_mcr = 0x80aa,
+ .sys_gper = 0,
+ .sys_gpodsr1 = 0,
+ .sys_gpooecr1 = 0,
+ .hw_init = &e750_tc6393xb_hwinit,
+ .suspend = &e750_tc6393xb_suspend,
+};
+
+static struct platform_device e750_tc6393xb_device = {
+ .name = "tc6393xb",
+ .id = -1,
+ .dev = {
+ .platform_data = &e750_tc6393xb_info,
+ },
+ .num_resources = ARRAY_SIZE(e750_tc6393xb_resources),
+ .resource = e750_tc6393xb_resources,
+};
+
+static int __init e750_tc6393xb_init(void)
+{
+ if(!(machine_is_e750() || machine_is_e800()))
+ return -ENODEV;
+
+ platform_device_register(&e750_tc6393xb_device);
+ return 0;
+}
+
+module_init(e750_tc6393xb_init);
+
+MODULE_AUTHOR("Ian Molton <spyro@xxxxxxx>");
+MODULE_DESCRIPTION("e740 tc6393 device support");
+MODULE_LICENSE("GPLv2");
+
+
--
1.5.3.5.737.gdee1b
--=-D5mov0wbQZvySymjlKQT--
-
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