[PATCH 2/8] at91sam9263: add atmel lcdc frambuffer support

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Sun Jan 27 06:20:43 EST 2013


Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre at atmel.com>
---
 arch/arm/mach-at91/at91sam9263.c         |    1 +
 arch/arm/mach-at91/at91sam9263_devices.c |   42 ++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index eeea1ce..49d280d 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -175,6 +175,7 @@ static struct clk_lookup periph_clocks_lookups[] = {
 	CLKDEV_DEV_ID("at91rm9200-gpio3", &pioCDE_clk),
 	CLKDEV_DEV_ID("at91rm9200-gpio4", &pioCDE_clk),
 	CLKDEV_DEV_ID("at91-pit", &mck),
+	CLKDEV_CON_DEV_ID("hck1", "atmel_lcdfb", &lcdc_clk),
 };
 
 static struct clk_lookup usart_clocks_lookups[] = {
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index c5efe9f..8f06821 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -250,6 +250,48 @@ void at91_add_device_spi(int spi_id, struct at91_spi_platform_data *pdata)
 void __init at91_add_device_spi(int spi_id, struct at91_spi_platform_data *pdata) {}
 #endif
 
+
+/* --------------------------------------------------------------------
+ *  LCD Controller
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_DRIVER_VIDEO_ATMEL)
+void __init at91_add_device_lcdc(struct atmel_lcdfb_platform_data *data)
+{
+	BUG_ON(!data);
+
+	data->have_intensity_bit = true;
+
+	at91_set_A_periph(AT91_PIN_PC1, 0);	/* LCDHSYNC */
+	at91_set_A_periph(AT91_PIN_PC2, 0);	/* LCDDOTCK */
+	at91_set_A_periph(AT91_PIN_PC3, 0);	/* LCDDEN */
+	at91_set_B_periph(AT91_PIN_PB9, 0);	/* LCDCC */
+	at91_set_A_periph(AT91_PIN_PC6, 0);	/* LCDD2 */
+	at91_set_A_periph(AT91_PIN_PC7, 0);	/* LCDD3 */
+	at91_set_A_periph(AT91_PIN_PC8, 0);	/* LCDD4 */
+	at91_set_A_periph(AT91_PIN_PC9, 0);	/* LCDD5 */
+	at91_set_A_periph(AT91_PIN_PC10, 0);	/* LCDD6 */
+	at91_set_A_periph(AT91_PIN_PC11, 0);	/* LCDD7 */
+	at91_set_A_periph(AT91_PIN_PC14, 0);	/* LCDD10 */
+	at91_set_A_periph(AT91_PIN_PC15, 0);	/* LCDD11 */
+	at91_set_A_periph(AT91_PIN_PC16, 0);	/* LCDD12 */
+	at91_set_B_periph(AT91_PIN_PC12, 0);	/* LCDD13 */
+	at91_set_A_periph(AT91_PIN_PC18, 0);	/* LCDD14 */
+	at91_set_A_periph(AT91_PIN_PC19, 0);	/* LCDD15 */
+	at91_set_A_periph(AT91_PIN_PC22, 0);	/* LCDD18 */
+	at91_set_A_periph(AT91_PIN_PC23, 0);	/* LCDD19 */
+	at91_set_A_periph(AT91_PIN_PC24, 0);	/* LCDD20 */
+	at91_set_B_periph(AT91_PIN_PC17, 0);	/* LCDD21 */
+	at91_set_A_periph(AT91_PIN_PC26, 0);	/* LCDD22 */
+	at91_set_A_periph(AT91_PIN_PC27, 0);	/* LCDD23 */
+
+	add_generic_device("atmel_lcdfb", DEVICE_ID_SINGLE, NULL, AT91SAM9263_LCDC_BASE, SZ_4K,
+			   IORESOURCE_MEM, data);
+}
+#else
+void __init at91_add_device_lcdc(struct atmel_lcdfb_platform_data *data) {}
+#endif
+
 resource_size_t __init at91_configure_dbgu(void)
 {
 	at91_set_A_periph(AT91_PIN_PC30, 0);		/* DRXD */
-- 
1.7.10.4




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