sunxi: Add video pll clock functions
This is a preparation patch for adding support for HDMI out.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
index e16a764..50a4b69 100644
--- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
+++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
@@ -176,13 +176,18 @@
#define CCM_PLL1_CTRL_MAGIC (0x1 << 16)
#define CCM_PLL1_CTRL_EN (0x1 << 31)
+#define CCM_PLL3_CTRL_M(n) ((((n) - 1) & 0xf) << 0)
+#define CCM_PLL3_CTRL_N(n) ((((n) - 1) & 0x7f) << 8)
+#define CCM_PLL3_CTRL_INTEGER_MODE (0x1 << 24)
+#define CCM_PLL3_CTRL_EN (0x1 << 31)
+
#define CCM_PLL5_CTRL_M(n) ((((n) - 1) & 0x3) << 0)
#define CCM_PLL5_CTRL_K(n) ((((n) - 1) & 0x3) << 4)
#define CCM_PLL5_CTRL_N(n) ((((n) - 1) & 0x1f) << 8)
#define CCM_PLL5_CTRL_UPD (0x1 << 20)
#define CCM_PLL5_CTRL_EN (0x1 << 31)
-#define PLL6_CFG_DEFAULT 0x90041811
+#define PLL6_CFG_DEFAULT 0x90041811 /* 600 MHz */
#define CCM_PLL6_CTRL_N_SHIFT 8
#define CCM_PLL6_CTRL_N_MASK (0x1f << CCM_PLL6_CTRL_N_SHIFT)
@@ -193,6 +198,7 @@
#define AXI_GATE_OFFSET_DRAM 0
+/* ahb_gate0 offsets */
#define AHB_GATE_OFFSET_USB_OHCI1 30
#define AHB_GATE_OFFSET_USB_OHCI0 29
#define AHB_GATE_OFFSET_USB_EHCI1 27
@@ -204,6 +210,13 @@
#define AHB_GATE_OFFSET_MMC0 8
#define AHB_GATE_OFFSET_MMC(n) (AHB_GATE_OFFSET_MMC0 + (n))
+/* ahb_gate1 offsets */
+#define AHB_GATE_OFFSET_DRC0 25
+#define AHB_GATE_OFFSET_DE_BE0 12
+#define AHB_GATE_OFFSET_HDMI 11
+#define AHB_GATE_OFFSET_LCD1 5
+#define AHB_GATE_OFFSET_LCD0 4
+
#define CCM_MMC_CTRL_OSCM24 (0x0 << 24)
#define CCM_MMC_CTRL_PLL6 (0x1 << 24)
@@ -223,8 +236,34 @@
#define CCM_DRAMCLK_CFG_UPD (0x1 << 16)
#define CCM_DRAMCLK_CFG_RST (0x1 << 31)
+#define CCM_DRAM_GATE_OFFSET_DE_BE0 26
+
+#define CCM_LCD_CH0_CTRL_PLL3 (0 << 24)
+#define CCM_LCD_CH0_CTRL_PLL7 (1 << 24)
+#define CCM_LCD_CH0_CTRL_PLL3_2X (2 << 24)
+#define CCM_LCD_CH0_CTRL_PLL7_2X (3 << 24)
+#define CCM_LCD_CH0_CTRL_MIPI_PLL (4 << 24)
+#define CCM_LCD_CH0_CTRL_GATE (0x1 << 31)
+
+#define CCM_LCD_CH1_CTRL_M(n) ((((n) - 1) & 0xf) << 0)
+#define CCM_LCD_CH1_CTRL_PLL3 (0 << 24)
+#define CCM_LCD_CH1_CTRL_PLL7 (1 << 24)
+#define CCM_LCD_CH1_CTRL_PLL3_2X (2 << 24)
+#define CCM_LCD_CH1_CTRL_PLL7_2X (3 << 24)
+#define CCM_LCD_CH1_CTRL_GATE (0x1 << 31)
+
+#define CCM_HDMI_CTRL_M(n) ((((n) - 1) & 0xf) << 0)
+#define CCM_HDMI_CTRL_PLL_MASK (3 << 24)
+#define CCM_HDMI_CTRL_PLL3 (0 << 24)
+#define CCM_HDMI_CTRL_PLL7 (1 << 24)
+#define CCM_HDMI_CTRL_PLL3_2X (2 << 24)
+#define CCM_HDMI_CTRL_PLL7_2X (3 << 24)
+#define CCM_HDMI_CTRL_DDC_GATE (0x1 << 30)
+#define CCM_HDMI_CTRL_GATE (0x1 << 31)
+
#define MBUS_CLK_DEFAULT 0x81000001 /* PLL6 / 2 */
+/* ahb_reset0 offsets */
#define AHB_RESET_OFFSET_MCTL 14
#define AHB_RESET_OFFSET_MMC3 11
#define AHB_RESET_OFFSET_MMC2 10
@@ -232,10 +271,28 @@
#define AHB_RESET_OFFSET_MMC0 8
#define AHB_RESET_OFFSET_MMC(n) (AHB_RESET_OFFSET_MMC0 + (n))
+/* ahb_reset0 offsets */
+#define AHB_RESET_OFFSET_DRC0 25
+#define AHB_RESET_OFFSET_DE_BE0 12
+#define AHB_RESET_OFFSET_HDMI 11
+#define AHB_RESET_OFFSET_LCD1 5
+#define AHB_RESET_OFFSET_LCD0 4
+
/* apb2 reset */
#define APB2_RESET_UART_SHIFT (16)
#define APB2_RESET_UART_MASK (0xff << APB2_RESET_UART_SHIFT)
#define APB2_RESET_TWI_SHIFT (0)
#define APB2_RESET_TWI_MASK (0xf << APB2_RESET_TWI_SHIFT)
+/* CCM bits common to all Display Engine (and IEP) clock ctrl regs */
+#define CCM_DE_CTRL_M(n) ((((n) - 1) & 0xf) << 0)
+#define CCM_DE_CTRL_PLL_MASK (0xf << 24)
+#define CCM_DE_CTRL_PLL3 (0 << 24)
+#define CCM_DE_CTRL_PLL7 (1 << 24)
+#define CCM_DE_CTRL_PLL6_2X (2 << 24)
+#define CCM_DE_CTRL_PLL8 (3 << 24)
+#define CCM_DE_CTRL_PLL9 (4 << 24)
+#define CCM_DE_CTRL_PLL10 (5 << 24)
+#define CCM_DE_CTRL_GATE (1 << 31)
+
#endif /* _SUNXI_CLOCK_SUN6I_H */