Re: [U-Boot] [PATCH 2/3] arm: mvebu: Add board_setup for xhci hardware

[Stefan Roese]

On 06.11.2017 09:33, Baruch Siach wrote:

From: Jon Nettleton 

This fixes the USB 3.0 support for the a38x SOC.

Signed-off-by: Jon Nettleton 
[baruch: use fdt_addr_t]
Signed-off-by: Baruch Siach 


Applied to u-boot-marvell/master.

Thanks,
Stefan
___
U-Boot mailing list
U-Boot@lists.denx.de
https://lists.denx.de/listinfo/u-boot

[U-Boot] [PATCH 2/3] arm: mvebu: Add board_setup for xhci hardware

[Baruch Siach]

From: Jon Nettleton 

This fixes the USB 3.0 support for the a38x SOC.

Signed-off-by: Jon Nettleton 
[baruch: use fdt_addr_t]
Signed-off-by: Baruch Siach 
---
 arch/arm/mach-mvebu/cpu.c | 41 +
 1 file changed, 41 insertions(+)

diff --git a/arch/arm/mach-mvebu/cpu.c b/arch/arm/mach-mvebu/cpu.c
index 74a63dd6560b..7c64a68388b5 100644
--- a/arch/arm/mach-mvebu/cpu.c
+++ b/arch/arm/mach-mvebu/cpu.c
@@ -554,6 +554,47 @@ void scsi_init(void)
 }
 #endif
 
+#ifdef CONFIG_USB_XHCI_MVEBU
+#define USB3_MAX_WINDOWS4
+#define USB3_WIN_CTRL(w)(0x0 + ((w) * 8))
+#define USB3_WIN_BASE(w)(0x4 + ((w) * 8))
+
+static void xhci_mvebu_mbus_config(void __iomem *base,
+   const struct mbus_dram_target_info *dram)
+{
+   int i;
+
+   for (i = 0; i < USB3_MAX_WINDOWS; i++) {
+   writel(0, base + USB3_WIN_CTRL(i));
+   writel(0, base + USB3_WIN_BASE(i));
+   }
+
+   for (i = 0; i < dram->num_cs; i++) {
+   const struct mbus_dram_window *cs = dram->cs + i;
+
+   /* Write size, attributes and target id to control register */
+   writel(((cs->size - 1) & 0x) | (cs->mbus_attr << 8) |
+   (dram->mbus_dram_target_id << 4) | 1,
+   base + USB3_WIN_CTRL(i));
+
+   /* Write base address to base register */
+   writel((cs->base & 0x), base + USB3_WIN_BASE(i));
+   }
+}
+
+int board_xhci_enable(fdt_addr_t base)
+{
+   const struct mbus_dram_target_info *dram;
+
+   printf("MVEBU XHCI INIT controller @ 0x%lx\n", base);
+
+   dram = mvebu_mbus_dram_info();
+   xhci_mvebu_mbus_config((void __iomem *)base, dram);
+
+   return 0;
+}
+#endif
+
 void enable_caches(void)
 {
/* Avoid problem with e.g. neta ethernet driver */
-- 
2.14.2

___
U-Boot mailing list
U-Boot@lists.denx.de
https://lists.denx.de/listinfo/u-boot