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authorNeal Frager <neal.frager@amd.com>2024-06-04 09:38:54 +0100
committerMichal Simek <michal.simek@amd.com>2024-06-17 16:02:30 +0200
commitd67558b358963be5e8e39a80b3d27ba9325df72f (patch)
tree0f7edd18de35aa35008a34f8d596c576bc6688b4
parent8ef61c22cd4374e4fcef8278041ec4f69587e394 (diff)
arm64: zynqmp: Enable usb3 for k24 som
This patch corrects the mio and pll configuration registers for using usb3 on the kd240 starter kit. Without this patch, the usb3 to sd card bridge does not initialize correctly and u-boot is unable to find the OS located on the kd240 starter kit sd card. In addition, this patch correctly configures mio76 and mio77 as gpio pins which are used as reset gpio pins on the kd240 starter kit. Signed-off-by: Neal Frager <neal.frager@amd.com> Link: https://lore.kernel.org/r/20240604083854.2033917-1-neal.frager@amd.com Signed-off-by: Michal Simek <michal.simek@amd.com>
-rw-r--r--board/xilinx/zynqmp/zynqmp-sm-k24-revA/psu_init_gpl.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/board/xilinx/zynqmp/zynqmp-sm-k24-revA/psu_init_gpl.c b/board/xilinx/zynqmp/zynqmp-sm-k24-revA/psu_init_gpl.c
index 166e61431ba..274203ffaa3 100644
--- a/board/xilinx/zynqmp/zynqmp-sm-k24-revA/psu_init_gpl.c
+++ b/board/xilinx/zynqmp/zynqmp-sm-k24-revA/psu_init_gpl.c
@@ -528,8 +528,8 @@ static unsigned long psu_mio_init_data(void)
psu_mask_write(0xFF180124, 0x000000FEU, 0x00000002U);
psu_mask_write(0xFF180128, 0x000000FEU, 0x00000002U);
psu_mask_write(0xFF18012C, 0x000000FEU, 0x00000002U);
- psu_mask_write(0xFF180130, 0x000000FEU, 0x000000C0U);
- psu_mask_write(0xFF180134, 0x000000FEU, 0x000000C0U);
+ psu_mask_write(0xFF180130, 0x000000FEU, 0x00000000U);
+ psu_mask_write(0xFF180134, 0x000000FEU, 0x00000000U);
psu_mask_write(0xFF180204, 0xFFFFFFFFU, 0x50000000U);
psu_mask_write(0xFF180208, 0xFFFFFFFFU, 0x00B02020U);
psu_mask_write(0xFF18020C, 0x00003FFFU, 0x00000FC0U);
@@ -569,21 +569,16 @@ static unsigned long psu_peripherals_init_data(void)
psu_mask_write(0xFD1A0100, 0x0001807CU, 0x00000000U);
psu_mask_write(0xFF5E0238, 0x001A0000U, 0x00000000U);
psu_mask_write(0xFF5E023C, 0x0093C018U, 0x00000000U);
- psu_mask_write(0xFF5E0230, 0x00000008U, 0x00000000U);
+ psu_mask_write(0xFF5E0230, 0x00000002U, 0x00000000U);
psu_mask_write(0xFF5E0238, 0x00000001U, 0x00000000U);
psu_mask_write(0xFF180390, 0x00000004U, 0x00000004U);
psu_mask_write(0xFF5E023C, 0x00000400U, 0x00000000U);
- psu_mask_write(0xFF5E0238, 0x00000040U, 0x00000000U);
- psu_mask_write(0xFF180310, 0x00008000U, 0x00000000U);
- psu_mask_write(0xFF180320, 0x33840000U, 0x02840000U);
- psu_mask_write(0xFF18031C, 0x7FFE0000U, 0x64500000U);
- psu_mask_write(0xFF180358, 0x00000008U, 0x00000008U);
- psu_mask_write(0xFF180324, 0x03C00000U, 0x00000000U);
+ psu_mask_write(0xFF5E0238, 0x00000080U, 0x00000000U);
psu_mask_write(0xFF5E0238, 0x00000400U, 0x00000000U);
psu_mask_write(0xFF5E0238, 0x00008000U, 0x00000000U);
psu_mask_write(0xFF5E0238, 0x00000010U, 0x00000000U);
psu_mask_write(0xFF5E0238, 0x00007800U, 0x00000000U);
- psu_mask_write(0xFF5E0238, 0x00000004U, 0x00000000U);
+ psu_mask_write(0xFF5E0238, 0x00000006U, 0x00000000U);
psu_mask_write(0xFF5E0238, 0x00040000U, 0x00000000U);
psu_mask_write(0xFF4B0024, 0x000000FFU, 0x000000FFU);
psu_mask_write(0xFFCA5000, 0x00001FFFU, 0x00000000U);
@@ -591,13 +586,15 @@ static unsigned long psu_peripherals_init_data(void)
psu_mask_write(0xFFA60040, 0x80000000U, 0x80000000U);
psu_mask_write(0xFF260020, 0xFFFFFFFFU, 0x05F5DD18U);
psu_mask_write(0xFF260000, 0x00000001U, 0x00000001U);
- psu_mask_write(0xFF5E0250, 0x00000F0FU, 0x00000202U);
+ psu_mask_write(0xFF0A0284, 0x03FFFFFFU, 0x01000000U);
+ psu_mask_write(0xFF0A0288, 0x03FFFFFFU, 0x01000000U);
+ psu_mask_write(0xFF0A0014, 0x03FF03FFU, 0x02FF0100U);
mask_delay(1);
- psu_mask_write(0xFF5E0250, 0x00000F0FU, 0x00000002U);
+ psu_mask_write(0xFF0A0014, 0x03FF03FFU, 0x02FF0000U);
mask_delay(5);
- psu_mask_write(0xFF5E0250, 0x00000F0FU, 0x00000202U);
+ psu_mask_write(0xFF0A0014, 0x03FF03FFU, 0x02FF0100U);
return 1;
}