From 567fb852178dbf59529d7301620a3f3732a4b02d Mon Sep 17 00:00:00 2001 From: Stelian Pop Date: Thu, 8 May 2008 22:52:09 +0200 Subject: Fix @ -> substitution When applying the AT91CAP9 patches upstream, something transformed the '@' character into the ' ' sequence. The patch below restores the original form in all the places where it has been modified (the AT91CAP9 files, the AT91SAM9260 files which were copied from AT91CAP9, and a couple of other files where the ' ' sequence was present). Signed-off-by: Stelian Pop Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/net/smc911x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c index d22c8895da..c17dcf4371 100644 --- a/drivers/net/smc911x.c +++ b/drivers/net/smc911x.c @@ -1,7 +1,7 @@ /* * SMSC LAN9[12]1[567] Network driver * - * (c) 2007 Pengutronix, Sascha Hauer pengutronix.de> + * (c) 2007 Pengutronix, Sascha Hauer * * See file CREDITS for list of people who contributed to this * project. -- cgit v1.2.1 From d99a8ff66d8ae87e5c87590ed2e4ead629540607 Mon Sep 17 00:00:00 2001 From: Stelian Pop Date: Thu, 8 May 2008 20:52:22 +0200 Subject: AT91SAM9261EK support This patch adds support for the AT91SAM9261 chip and the AT91SAM9261EK board. Signed-off-by: Stelian Pop Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/net/dm9000x.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/net/dm9000x.c b/drivers/net/dm9000x.c index 6131b5c357..db6d3bd284 100644 --- a/drivers/net/dm9000x.c +++ b/drivers/net/dm9000x.c @@ -300,8 +300,10 @@ eth_init(bd_t * bd) DM9000_iow(DM9000_ISR, 0x0f); /* Clear interrupt status */ /* Set Node address */ +#ifndef CONFIG_AT91SAM9261EK for (i = 0; i < 6; i++) ((u16 *) bd->bi_enetaddr)[i] = read_srom_word(i); +#endif if (is_zero_ether_addr(bd->bi_enetaddr) || is_multicast_ether_addr(bd->bi_enetaddr)) { -- cgit v1.2.1 From 8e429b3eee23927c1222679f6b6f53667b21595c Mon Sep 17 00:00:00 2001 From: Stelian Pop Date: Thu, 8 May 2008 18:52:23 +0200 Subject: AT91SAM9263EK support This patch adds support for the AT91SAM9263 chip and the AT91SAM9263EK board. Signed-off-by: Stelian Pop Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/net/macb.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/net/macb.c b/drivers/net/macb.c index 703784ee0d..e5733f6e5b 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -417,13 +417,15 @@ static int macb_init(struct eth_device *netdev, bd_t *bd) /* choose RMII or MII mode. This depends on the board */ #ifdef CONFIG_RMII -#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) +#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ + defined(CONFIG_AT91SAM9263) macb_writel(macb, USRIO, MACB_BIT(RMII) | MACB_BIT(CLKEN)); #else macb_writel(macb, USRIO, 0); #endif #else -#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) +#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ + defined(CONFIG_AT91SAM9263) macb_writel(macb, USRIO, MACB_BIT(CLKEN)); #else macb_writel(macb, USRIO, MACB_BIT(MII)); -- cgit v1.2.1 From 39cf480484fcce5c04a590ee1c30be0c17b02c34 Mon Sep 17 00:00:00 2001 From: Stelian Pop Date: Fri, 9 May 2008 21:57:18 +0200 Subject: Add ATMEL LCD driver This patch adds support for the ATMEL LCDC driver which is used on some AT91 and AVR platforms. Is has been tested with the AT91CAP9ADK, AT91SAM9261EK, AT91SAM9263EK and AT91SAM9RLEK boards. Adaptation for AVR32 should probably be easy. Signed-off-by: Stelian Pop Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/video/Makefile | 1 + drivers/video/atmel_lcdfb.c | 160 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 161 insertions(+) create mode 100644 drivers/video/atmel_lcdfb.c (limited to 'drivers') diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 0e40f2afa9..a07ee0ecaf 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -26,6 +26,7 @@ include $(TOPDIR)/config.mk LIB := $(obj)libvideo.a COBJS-y += ati_radeon_fb.o +COBJS-$(CONFIG_ATMEL_LCD) += atmel_lcdfb.o COBJS-y += cfb_console.o COBJS-y += ct69000.o COBJS-y += mb862xx.o diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c new file mode 100644 index 0000000000..27df449660 --- /dev/null +++ b/drivers/video/atmel_lcdfb.c @@ -0,0 +1,160 @@ +/* + * Driver for AT91/AT32 LCD Controller + * + * Copyright (C) 2007 Atmel Corporation + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include +#include +#include + +int lcd_line_length; +int lcd_color_fg; +int lcd_color_bg; + +void *lcd_base; /* Start of framebuffer memory */ +void *lcd_console_address; /* Start of console buffer */ + +short console_col; +short console_row; + +/* configurable parameters */ +#define ATMEL_LCDC_CVAL_DEFAULT 0xc8 +#define ATMEL_LCDC_DMA_BURST_LEN 8 + +#if defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91CAP9) +#define ATMEL_LCDC_FIFO_SIZE 2048 +#else +#define ATMEL_LCDC_FIFO_SIZE 512 +#endif + +#define lcdc_readl(mmio, reg) __raw_readl((mmio)+(reg)) +#define lcdc_writel(mmio, reg, val) __raw_writel((val), (mmio)+(reg)) + +void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue) +{ +#if defined(CONFIG_ATMEL_LCD_BGR555) + lcdc_writel(panel_info.mmio, ATMEL_LCDC_LUT(regno), + (red >> 3) | ((green & 0xf8) << 2) | ((blue & 0xf8) << 7)); +#else + lcdc_writel(panel_info.mmio, ATMEL_LCDC_LUT(regno), + (blue >> 3) | ((green & 0xfc) << 3) | ((red & 0xf8) << 8)); +#endif +} + +void lcd_ctrl_init(void *lcdbase) +{ + unsigned long value; + + /* Turn off the LCD controller and the DMA controller */ + lcdc_writel(panel_info.mmio, ATMEL_LCDC_PWRCON, + 1 << ATMEL_LCDC_GUARDT_OFFSET); + + /* Wait for the LCDC core to become idle */ + while (lcdc_readl(panel_info.mmio, ATMEL_LCDC_PWRCON) & ATMEL_LCDC_BUSY) + udelay(10); + + lcdc_writel(panel_info.mmio, ATMEL_LCDC_DMACON, 0); + + /* Reset LCDC DMA */ + lcdc_writel(panel_info.mmio, ATMEL_LCDC_DMACON, ATMEL_LCDC_DMARST); + + /* ...set frame size and burst length = 8 words (?) */ + value = (panel_info.vl_col * panel_info.vl_row * + NBITS(panel_info.vl_bpix)) / 32; + value |= ((ATMEL_LCDC_DMA_BURST_LEN - 1) << ATMEL_LCDC_BLENGTH_OFFSET); + lcdc_writel(panel_info.mmio, ATMEL_LCDC_DMAFRMCFG, value); + + /* Set pixel clock */ + value = get_lcdc_clk_rate(0) / panel_info.vl_clk; + if (get_lcdc_clk_rate(0) % panel_info.vl_clk) + value++; + value = (value / 2) - 1; + + if (!value) { + lcdc_writel(panel_info.mmio, ATMEL_LCDC_LCDCON1, ATMEL_LCDC_BYPASS); + } else + lcdc_writel(panel_info.mmio, ATMEL_LCDC_LCDCON1, + value << ATMEL_LCDC_CLKVAL_OFFSET); + + /* Initialize control register 2 */ + value = ATMEL_LCDC_MEMOR_LITTLE | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE; + if (panel_info.vl_tft) + value |= ATMEL_LCDC_DISTYPE_TFT; + + if (!(panel_info.vl_sync & ATMEL_LCDC_INVLINE_INVERTED)) + value |= ATMEL_LCDC_INVLINE_INVERTED; + if (!(panel_info.vl_sync & ATMEL_LCDC_INVFRAME_INVERTED)) + value |= ATMEL_LCDC_INVFRAME_INVERTED; + value |= (panel_info.vl_bpix << 5); + lcdc_writel(panel_info.mmio, ATMEL_LCDC_LCDCON2, value); + + /* Vertical timing */ + value = (panel_info.vl_vsync_len - 1) << ATMEL_LCDC_VPW_OFFSET; + value |= panel_info.vl_upper_margin << ATMEL_LCDC_VBP_OFFSET; + value |= panel_info.vl_lower_margin; + lcdc_writel(panel_info.mmio, ATMEL_LCDC_TIM1, value); + + /* Horizontal timing */ + value = (panel_info.vl_right_margin - 1) << ATMEL_LCDC_HFP_OFFSET; + value |= (panel_info.vl_hsync_len - 1) << ATMEL_LCDC_HPW_OFFSET; + value |= (panel_info.vl_left_margin - 1); + lcdc_writel(panel_info.mmio, ATMEL_LCDC_TIM2, value); + + /* Display size */ + value = (panel_info.vl_col - 1) << ATMEL_LCDC_HOZVAL_OFFSET; + value |= panel_info.vl_row - 1; + lcdc_writel(panel_info.mmio, ATMEL_LCDC_LCDFRMCFG, value); + + /* FIFO Threshold: Use formula from data sheet */ + value = ATMEL_LCDC_FIFO_SIZE - (2 * ATMEL_LCDC_DMA_BURST_LEN + 3); + lcdc_writel(panel_info.mmio, ATMEL_LCDC_FIFO, value); + + /* Toggle LCD_MODE every frame */ + lcdc_writel(panel_info.mmio, ATMEL_LCDC_MVAL, 0); + + /* Disable all interrupts */ + lcdc_writel(panel_info.mmio, ATMEL_LCDC_IDR, ~0UL); + + /* Set contrast */ + value = ATMEL_LCDC_PS_DIV8 | + ATMEL_LCDC_POL_POSITIVE | + ATMEL_LCDC_ENA_PWMENABLE; + lcdc_writel(panel_info.mmio, ATMEL_LCDC_CONTRAST_CTR, value); + lcdc_writel(panel_info.mmio, ATMEL_LCDC_CONTRAST_VAL, ATMEL_LCDC_CVAL_DEFAULT); + + /* Set framebuffer DMA base address and pixel offset */ + lcdc_writel(panel_info.mmio, ATMEL_LCDC_DMABADDR1, (u_long)lcdbase); + + lcdc_writel(panel_info.mmio, ATMEL_LCDC_DMACON, ATMEL_LCDC_DMAEN); + lcdc_writel(panel_info.mmio, ATMEL_LCDC_PWRCON, + (1 << ATMEL_LCDC_GUARDT_OFFSET) | ATMEL_LCDC_PWR); +} + +ulong calc_fbsize(void) +{ + return ((panel_info.vl_col * panel_info.vl_row * + NBITS(panel_info.vl_bpix)) / 8) + PAGE_SIZE; +} -- cgit v1.2.1