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authorJuergen Beisert <j.beisert@pengutronix.de>2008-12-16 11:44:07 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2008-12-16 15:40:19 +0100
commit72330b0eeefc7abda35b5af55d0e2a9a3d05f04c (patch)
tree3ef28181ee934ccf41b614c98ce542a58baa89cd /arch/arm/mach-imx
parent74b114fe2cfff9986b2469b3eb0035ca3d325d00 (diff)
i.MX Framebuffer: Use readl/writel instead of direct pointer deref
This patch prepares the current i.MX1 framebuffer driver for usage in the whole i.MX family. It switches to readl/writel for register accesses. Also it moves the register definitions to the driver where they belong. Acked-by: Krzysztof Helt <krzysztof.h1@poczta.fm> Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-imx')
-rw-r--r--arch/arm/mach-imx/include/mach/imxfb.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/include/mach/imxfb.h b/arch/arm/mach-imx/include/mach/imxfb.h
index 3ed9ec8b9f00..3f24f741e906 100644
--- a/arch/arm/mach-imx/include/mach/imxfb.h
+++ b/arch/arm/mach-imx/include/mach/imxfb.h
@@ -1,6 +1,51 @@
/*
* This structure describes the machine which we are running on.
*/
+
+#define PCR_TFT (1 << 31)
+#define PCR_COLOR (1 << 30)
+#define PCR_PBSIZ_1 (0 << 28)
+#define PCR_PBSIZ_2 (1 << 28)
+#define PCR_PBSIZ_4 (2 << 28)
+#define PCR_PBSIZ_8 (3 << 28)
+#define PCR_BPIX_1 (0 << 25)
+#define PCR_BPIX_2 (1 << 25)
+#define PCR_BPIX_4 (2 << 25)
+#define PCR_BPIX_8 (3 << 25)
+#define PCR_BPIX_12 (4 << 25)
+#define PCR_BPIX_16 (4 << 25)
+#define PCR_PIXPOL (1 << 24)
+#define PCR_FLMPOL (1 << 23)
+#define PCR_LPPOL (1 << 22)
+#define PCR_CLKPOL (1 << 21)
+#define PCR_OEPOL (1 << 20)
+#define PCR_SCLKIDLE (1 << 19)
+#define PCR_END_SEL (1 << 18)
+#define PCR_END_BYTE_SWAP (1 << 17)
+#define PCR_REV_VS (1 << 16)
+#define PCR_ACD_SEL (1 << 15)
+#define PCR_ACD(x) (((x) & 0x7f) << 8)
+#define PCR_SCLK_SEL (1 << 7)
+#define PCR_SHARP (1 << 6)
+#define PCR_PCD(x) ((x) & 0x3f)
+
+#define PWMR_CLS(x) (((x) & 0x1ff) << 16)
+#define PWMR_LDMSK (1 << 15)
+#define PWMR_SCR1 (1 << 10)
+#define PWMR_SCR0 (1 << 9)
+#define PWMR_CC_EN (1 << 8)
+#define PWMR_PW(x) ((x) & 0xff)
+
+#define LSCR1_PS_RISE_DELAY(x) (((x) & 0x7f) << 26)
+#define LSCR1_CLS_RISE_DELAY(x) (((x) & 0x3f) << 16)
+#define LSCR1_REV_TOGGLE_DELAY(x) (((x) & 0xf) << 8)
+#define LSCR1_GRAY2(x) (((x) & 0xf) << 4)
+#define LSCR1_GRAY1(x) (((x) & 0xf))
+
+#define DMACR_BURST (1 << 31)
+#define DMACR_HM(x) (((x) & 0xf) << 16)
+#define DMACR_TM(x) ((x) & 0xf)
+
struct imxfb_mach_info {
u_long pixclock;