From bb1ad68b96a68e577a87ad62fe1aa26d052a52b5 Mon Sep 17 00:00:00 2001
From: Andrew Victor <linux@maxim.org.za>
Date: Thu, 18 Sep 2008 19:42:37 +0100
Subject: [ARM] 5258/1: [AT91] PWM controller initialization

Add platform_devices and configuration of the PWM controller found on
Atmel AT91CAP9, SAM9263 and SAM9RL processors.
SAM9263 support by Sedji Gaouaou.

Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/mach-at91/include/mach/board.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'arch/arm/mach-at91/include')

diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index acd60f2a0724..9df4608b5f6a 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -132,6 +132,16 @@ struct atmel_uart_data {
 };
 extern void __init at91_add_device_serial(void);
 
+/*
+ * PWM
+ */
+#define AT91_PWM0	0
+#define AT91_PWM1	1
+#define AT91_PWM2	2
+#define AT91_PWM3	3
+
+extern void __init at91_add_device_pwm(u32 mask);
+
 /*
  * SSC -- accessed through ssc_request(id).  Drivers don't bind to SSC
  * platform devices.  Their SSC ID is part of their configuration data,
-- 
cgit v1.2.3


From a7307bf22557e1e029df0ea6f2a2973de4d9c135 Mon Sep 17 00:00:00 2001
From: Andrew Victor <linux@maxim.org.za>
Date: Sun, 21 Sep 2008 21:31:16 +0100
Subject: [ARM] 5259/2: [AT91] PWM LEDs on AT91SAM9263-EK

Use the PWM controller and leds-atmel-pwm.c driver to drive a LED on
the Atmel AT91SAM9263-EK board.

Signed-off-by: Sedji Gaouaou <sedji.gaouaou@atmel.com>
Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/mach-at91/board-sam9263ek.c    | 25 +++++++++++++-------
 arch/arm/mach-at91/include/mach/board.h |  1 +
 arch/arm/mach-at91/leds.c               | 41 +++++++++++++++++++++++++++++++--
 3 files changed, 57 insertions(+), 10 deletions(-)

(limited to 'arch/arm/mach-at91/include')

diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index ad71f4a71451..2924b6884fe2 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -30,6 +30,7 @@
 #include <linux/fb.h>
 #include <linux/gpio_keys.h>
 #include <linux/input.h>
+#include <linux/leds.h>
 
 #include <video/atmel_lcdc.h>
 
@@ -339,25 +340,32 @@ static struct atmel_ac97_data ek_ac97_data = {
  * LEDs ... these could all be PWM-driven, for variable brightness
  */
 static struct gpio_led ek_leds[] = {
-	{	/* "left" led, green, userled1, pwm1 */
-		.name			= "ds1",
-		.gpio			= AT91_PIN_PB8,
-		.active_low		= 1,
-		.default_trigger	= "mmc0",
-	},
-	{	/* "right" led, green, userled2, pwm2 */
+	{	/* "right" led, green, userled2 (could be driven by pwm2) */
 		.name			= "ds2",
 		.gpio			= AT91_PIN_PC29,
 		.active_low		= 1,
 		.default_trigger	= "nand-disk",
 	},
-	{	/* "power" led, yellow, pwm0 */
+	{	/* "power" led, yellow (could be driven by pwm0) */
 		.name			= "ds3",
 		.gpio			= AT91_PIN_PB7,
 		.default_trigger	= "heartbeat",
 	}
 };
 
+/*
+ * PWM Leds
+ */
+static struct gpio_led ek_pwm_led[] = {
+	/* For now only DS1 is PWM-driven (by pwm1) */
+	{
+		.name			= "ds1",
+		.gpio			= 1,	/* is PWM channel number */
+		.active_low		= 1,
+		.default_trigger	= "none",
+	}
+};
+
 
 static void __init ek_board_init(void)
 {
@@ -388,6 +396,7 @@ static void __init ek_board_init(void)
 	at91_add_device_ac97(&ek_ac97_data);
 	/* LEDs */
 	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+	at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
 }
 
 MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index 9df4608b5f6a..e852609d802f 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -175,6 +175,7 @@ extern void __init at91_add_device_isi(void);
  /* LEDs */
 extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
 extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
+extern void __init at91_pwm_leds(struct gpio_led *leds, int nr);
 
 /* FIXME: this needs a better location, but gets stuff building again */
 extern int at91_suspend_entering_slow_clock(void);
diff --git a/arch/arm/mach-at91/leds.c b/arch/arm/mach-at91/leds.c
index fec03c59ff94..ff76d59392cc 100644
--- a/arch/arm/mach-at91/leds.c
+++ b/arch/arm/mach-at91/leds.c
@@ -12,6 +12,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/platform_device.h>
 
 #include <mach/board.h>
 #include <mach/gpio.h>
@@ -21,8 +22,6 @@
 
 #if defined(CONFIG_NEW_LEDS)
 
-#include <linux/platform_device.h>
-
 /*
  * New cross-platform LED support.
  */
@@ -55,6 +54,44 @@ void __init at91_gpio_leds(struct gpio_led *leds, int nr) {}
 #endif
 
 
+/* ------------------------------------------------------------------------- */
+
+#if defined (CONFIG_LEDS_ATMEL_PWM)
+
+/*
+ * PWM Leds
+ */
+
+static struct gpio_led_platform_data pwm_led_data;
+
+static struct platform_device at91_pwm_leds = {
+	.name			= "leds-atmel-pwm",
+	.id			= -1,
+	.dev.platform_data	= &pwm_led_data,
+};
+
+void __init at91_pwm_leds(struct gpio_led *leds, int nr)
+{
+	int i;
+	u32 pwm_mask = 0;
+
+	if (!nr)
+		return;
+
+	for (i = 0; i < nr; i++)
+		pwm_mask |= (1 << leds[i].gpio);
+
+	pwm_led_data.leds = leds;
+	pwm_led_data.num_leds = nr;
+
+	at91_add_device_pwm(pwm_mask);
+	platform_device_register(&at91_pwm_leds);
+}
+#else
+void __init at91_pwm_leds(struct gpio_led *leds, int nr){}
+#endif
+
+
 /* ------------------------------------------------------------------------- */
 
 #if defined(CONFIG_LEDS)
-- 
cgit v1.2.3


From f7647e63f32c501e8b59ccfdac50eb3d3e897c41 Mon Sep 17 00:00:00 2001
From: Andrew Victor <linux@maxim.org.za>
Date: Thu, 18 Sep 2008 19:45:35 +0100
Subject: [ARM] 5260/1: [AT91] Touchscreen on AT91SAM9RL

This patch adds initialization of the Touchscreen controller for the
AT91SAM9RL processor.

Signed-off-by: Justin Waters <justin.waters@timesys.com>
Signed-off-by: Dan Liang <dan.liang@atmel.com>
Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/configs/at91sam9rlek_defconfig |  1 +
 arch/arm/mach-at91/at91sam9rl_devices.c | 45 +++++++++++++++++++++++++++++++++
 arch/arm/mach-at91/board-sam9rlek.c     |  2 ++
 arch/arm/mach-at91/include/mach/board.h |  3 +++
 4 files changed, 51 insertions(+)

(limited to 'arch/arm/mach-at91/include')

diff --git a/arch/arm/configs/at91sam9rlek_defconfig b/arch/arm/configs/at91sam9rlek_defconfig
index 1c76642272a1..811bebbdc784 100644
--- a/arch/arm/configs/at91sam9rlek_defconfig
+++ b/arch/arm/configs/at91sam9rlek_defconfig
@@ -496,6 +496,7 @@ CONFIG_INPUT_TOUCHSCREEN=y
 # CONFIG_TOUCHSCREEN_PENMOUNT is not set
 # CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set
 # CONFIG_TOUCHSCREEN_TOUCHWIN is not set
+CONFIG_TOUCHSCREEN_ATMEL_TSADCC=y
 # CONFIG_TOUCHSCREEN_UCB1400 is not set
 # CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set
 # CONFIG_INPUT_MISC is not set
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 3f9fed4902b8..87deb1e1b529 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -526,6 +526,51 @@ static void __init at91_add_device_tc(void) { }
 #endif
 
 
+/* --------------------------------------------------------------------
+ *  Touchscreen
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) || defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC_MODULE)
+static u64 tsadcc_dmamask = DMA_BIT_MASK(32);
+
+static struct resource tsadcc_resources[] = {
+	[0] = {
+		.start	= AT91SAM9RL_BASE_TSC,
+		.end	= AT91SAM9RL_BASE_TSC + SZ_16K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= AT91SAM9RL_ID_TSC,
+		.end	= AT91SAM9RL_ID_TSC,
+		.flags	= IORESOURCE_IRQ,
+	}
+};
+
+static struct platform_device at91sam9rl_tsadcc_device = {
+	.name		= "atmel_tsadcc",
+	.id		= -1,
+	.dev		= {
+				.dma_mask		= &tsadcc_dmamask,
+				.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+	.resource	= tsadcc_resources,
+	.num_resources	= ARRAY_SIZE(tsadcc_resources),
+};
+
+void __init at91_add_device_tsadcc(void)
+{
+	at91_set_A_periph(AT91_PIN_PA17, 0);	/* AD0_XR */
+	at91_set_A_periph(AT91_PIN_PA18, 0);	/* AD1_XL */
+	at91_set_A_periph(AT91_PIN_PA19, 0);	/* AD2_YT */
+	at91_set_A_periph(AT91_PIN_PA20, 0);	/* AD3_TB */
+
+	platform_device_register(&at91sam9rl_tsadcc_device);
+}
+#else
+void __init at91_add_device_tsadcc(void) {}
+#endif
+
+
 /* --------------------------------------------------------------------
  *  RTC
  * -------------------------------------------------------------------- */
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c
index 3d3f61572cff..270851864308 100644
--- a/arch/arm/mach-at91/board-sam9rlek.c
+++ b/arch/arm/mach-at91/board-sam9rlek.c
@@ -195,6 +195,8 @@ static void __init ek_board_init(void)
 	at91_add_device_mmc(0, &ek_mmc_data);
 	/* LCD Controller */
 	at91_add_device_lcdc(&ek_lcdc_data);
+	/* Touch Screen Controller */
+	at91_add_device_tsadcc();
 }
 
 MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK")
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index e852609d802f..fb51f0e0a83f 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -172,6 +172,9 @@ extern void __init at91_add_device_ac97(struct atmel_ac97_data *data);
  /* ISI */
 extern void __init at91_add_device_isi(void);
 
+ /* Touchscreen Controller */
+extern void __init at91_add_device_tsadcc(void);
+
  /* LEDs */
 extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
 extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
-- 
cgit v1.2.3


From 3d73e89328f124cf1f56fa13124a420010b7f5e7 Mon Sep 17 00:00:00 2001
From: Andrew Victor <linux@maxim.org.za>
Date: Thu, 18 Sep 2008 21:44:20 +0100
Subject: [ARM] 5265/3: [AT91] Add copyright info

Add copyright information for some of the AT91 header files.

Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/mach-at91/include/mach/at91_pit.h           | 3 +++
 arch/arm/mach-at91/include/mach/at91_rstc.h          | 3 +++
 arch/arm/mach-at91/include/mach/at91_rtt.h           | 3 +++
 arch/arm/mach-at91/include/mach/at91_shdwc.h         | 3 +++
 arch/arm/mach-at91/include/mach/at91_wdt.h           | 3 +++
 arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h    | 2 ++
 arch/arm/mach-at91/include/mach/at91sam9260_matrix.h | 2 ++
 arch/arm/mach-at91/include/mach/at91sam9261_matrix.h | 2 ++
 arch/arm/mach-at91/include/mach/at91sam9_sdramc.h    | 3 +++
 arch/arm/mach-at91/include/mach/at91sam9_smc.h       | 3 +++
 drivers/mtd/nand/atmel_nand_ecc.h                    | 3 +++
 11 files changed, 30 insertions(+)

(limited to 'arch/arm/mach-at91/include')

diff --git a/arch/arm/mach-at91/include/mach/at91_pit.h b/arch/arm/mach-at91/include/mach/at91_pit.h
index 0448ac36eadb..974d0bd05b5b 100644
--- a/arch/arm/mach-at91/include/mach/at91_pit.h
+++ b/arch/arm/mach-at91/include/mach/at91_pit.h
@@ -1,6 +1,9 @@
 /*
  * arch/arm/mach-at91/include/mach/at91_pit.h
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * Periodic Interval Timer (PIT) - System peripherals regsters.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91_rstc.h b/arch/arm/mach-at91/include/mach/at91_rstc.h
index 7cd1b39aaa43..cbd2bf052c1f 100644
--- a/arch/arm/mach-at91/include/mach/at91_rstc.h
+++ b/arch/arm/mach-at91/include/mach/at91_rstc.h
@@ -1,6 +1,9 @@
 /*
  * arch/arm/mach-at91/include/mach/at91_rstc.h
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * Reset Controller (RSTC) - System peripherals regsters.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91_rtt.h b/arch/arm/mach-at91/include/mach/at91_rtt.h
index 71782e5d2159..7ec75de8bbb6 100644
--- a/arch/arm/mach-at91/include/mach/at91_rtt.h
+++ b/arch/arm/mach-at91/include/mach/at91_rtt.h
@@ -1,6 +1,9 @@
 /*
  * arch/arm/mach-at91/include/mach/at91_rtt.h
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * Real-time Timer (RTT) - System peripherals regsters.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91_shdwc.h b/arch/arm/mach-at91/include/mach/at91_shdwc.h
index 60be5ae624f1..c4ce07e8a8fa 100644
--- a/arch/arm/mach-at91/include/mach/at91_shdwc.h
+++ b/arch/arm/mach-at91/include/mach/at91_shdwc.h
@@ -1,6 +1,9 @@
 /*
  * arch/arm/mach-at91/include/mach/at91_shdwc.h
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * Shutdown Controller (SHDWC) - System peripherals regsters.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91_wdt.h b/arch/arm/mach-at91/include/mach/at91_wdt.h
index 973b4526a98e..fecc2e9f0ca8 100644
--- a/arch/arm/mach-at91/include/mach/at91_wdt.h
+++ b/arch/arm/mach-at91/include/mach/at91_wdt.h
@@ -1,6 +1,9 @@
 /*
  * arch/arm/mach-at91/include/mach/at91_wdt.h
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * Watchdog Timer (WDT) - System peripherals regsters.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h b/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
index bca878f3bd87..1499b1cbffdd 100644
--- a/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
+++ b/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
@@ -1,6 +1,8 @@
 /*
  * arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
  *
+ *  (C) 2008 Andrew Victor
+ *
  * DDR/SDR Controller (DDRSDRC) - System peripherals registers.
  * Based on AT91CAP9 datasheet revision B.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
index f027de5df956..020f02ed921a 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
@@ -1,6 +1,8 @@
 /*
  * arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
  *
+ *  Copyright (C) 2007 Atmel Corporation.
+ *
  * Memory Controllers (MATRIX, EBI) - System peripherals registers.
  * Based on AT91SAM9260 datasheet revision B.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h
index db62b1f18300..69c6501915d9 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h
@@ -1,6 +1,8 @@
 /*
  * arch/arm/mach-at91/include/mach/at91sam9261_matrix.h
  *
+ *  Copyright (C) 2007 Atmel Corporation.
+ *
  * Memory Controllers (MATRIX, EBI) - System peripherals registers.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h b/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
index 1921181c63ca..b7260389f7ca 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
@@ -1,6 +1,9 @@
 /*
  * arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * SDRAM Controllers (SDRAMC) - System peripherals registers.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/arch/arm/mach-at91/include/mach/at91sam9_smc.h b/arch/arm/mach-at91/include/mach/at91sam9_smc.h
index ec6ad1338b5a..57de6207e57e 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9_smc.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9_smc.h
@@ -1,6 +1,9 @@
 /*
  * arch/arm/mach-at91/include/mach/at91sam9_smc.h
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * Static Memory Controllers (SMC) - System peripherals registers.
  * Based on AT91SAM9261 datasheet revision D.
  *
diff --git a/drivers/mtd/nand/atmel_nand_ecc.h b/drivers/mtd/nand/atmel_nand_ecc.h
index 1ee7f993db1c..578c776e1356 100644
--- a/drivers/mtd/nand/atmel_nand_ecc.h
+++ b/drivers/mtd/nand/atmel_nand_ecc.h
@@ -2,6 +2,9 @@
  * Error Corrected Code Controller (ECC) - System peripherals regsters.
  * Based on AT91SAM9260 datasheet revision B.
  *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
  * Free Software Foundation; either version 2 of the License, or (at your
-- 
cgit v1.2.3