sunxi: clocks: Add H6 USB clock gates and resets
authorAndre Przywara <andre.przywara@arm.com>
Sun, 23 Jun 2019 14:09:48 +0000 (15:09 +0100)
committerJagan Teki <jagan@amarulasolutions.com>
Tue, 16 Jul 2019 11:43:15 +0000 (17:13 +0530)
To enable USB support in U-Boot, add the required clock and reset gates
to the H6 clock driver. Once enabled, the generic EHCI/OCHI drivers will
pick them up from there automatically.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com> # Pine-H64
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
drivers/clk/sunxi/clk_h6.c

index 0bb00f449aca1bc498ebaf33e9bc8079af204489..105c15d869474c60c168d2ac159a99bae906721c 100644 (file)
@@ -28,6 +28,22 @@ static struct ccu_clk_gate h6_gates[] = {
        [CLK_BUS_SPI1]          = GATE(0x96c, BIT(1)),
 
        [CLK_BUS_EMAC]          = GATE(0x97c, BIT(0)),
+
+       [CLK_USB_PHY0]          = GATE(0xa70, BIT(29)),
+       [CLK_USB_OHCI0]         = GATE(0xa70, BIT(31)),
+
+       [CLK_USB_PHY1]          = GATE(0xa74, BIT(29)),
+
+       [CLK_USB_HSIC]          = GATE(0xa7c, BIT(26)),
+       [CLK_USB_HSIC_12M]      = GATE(0xa7c, BIT(27)),
+       [CLK_USB_PHY3]          = GATE(0xa7c, BIT(29)),
+       [CLK_USB_OHCI3]         = GATE(0xa7c, BIT(31)),
+
+       [CLK_BUS_OHCI0]         = GATE(0xa8c, BIT(0)),
+       [CLK_BUS_OHCI3]         = GATE(0xa8c, BIT(3)),
+       [CLK_BUS_EHCI0]         = GATE(0xa8c, BIT(4)),
+       [CLK_BUS_EHCI3]         = GATE(0xa8c, BIT(7)),
+       [CLK_BUS_OTG]           = GATE(0xa8c, BIT(8)),
 };
 
 static struct ccu_reset h6_resets[] = {
@@ -43,6 +59,19 @@ static struct ccu_reset h6_resets[] = {
        [RST_BUS_SPI1]          = RESET(0x96c, BIT(17)),
 
        [RST_BUS_EMAC]          = RESET(0x97c, BIT(16)),
+
+       [RST_USB_PHY0]          = RESET(0xa70, BIT(30)),
+
+       [RST_USB_PHY1]          = RESET(0xa74, BIT(30)),
+
+       [RST_USB_HSIC]          = RESET(0xa7c, BIT(28)),
+       [RST_USB_PHY3]          = RESET(0xa7c, BIT(30)),
+
+       [RST_BUS_OHCI0]         = RESET(0xa8c, BIT(16)),
+       [RST_BUS_OHCI3]         = RESET(0xa8c, BIT(19)),
+       [RST_BUS_EHCI0]         = RESET(0xa8c, BIT(20)),
+       [RST_BUS_EHCI3]         = RESET(0xa8c, BIT(23)),
+       [RST_BUS_OTG]           = RESET(0xa8c, BIT(24)),
 };
 
 static const struct ccu_desc h6_ccu_desc = {