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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2013-01-27 12:20:43 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2013-01-28 09:45:39 +0100
commit9971aa65de653cee42a0f5a880d5babcfe0a532b (patch)
tree7aadcbde42e7c931b0bb7ee6b57c6b08c2eea9cf /arch
parent39ca268c2a250717972bad37544907df4af99d33 (diff)
downloadbarebox-9971aa65de653cee42a0f5a880d5babcfe0a532b.tar.gz
barebox-9971aa65de653cee42a0f5a880d5babcfe0a532b.tar.xz
at91sam9263: add atmel lcdc frambuffer support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-at91/at91sam9263.c1
-rw-r--r--arch/arm/mach-at91/at91sam9263_devices.c42
2 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index eeea1cea20..49d280dd07 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 c5efe9f734..8f06821eaf 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 */