From: Ye Li <ye.li@nxp.com>
Date: Fri, 29 Oct 2021 01:46:16 +0000 (+0800)
Subject: arm: imx8ulp: Allocate LPAV resources to AP domain
X-Git-Url: http://git.dujemihanovic.xyz/img/static/git-favicon.png?a=commitdiff_plain;h=d563d29203de33e2d35b6c39e0e0c7f38cb51f3d;p=u-boot.git

arm: imx8ulp: Allocate LPAV resources to AP domain

When single boot, assign AP domain as the master domain of the LPAV.
Allocates LPAV master and slave resources like GPU, DCNano, MIPI-DSI
eDMA channel and eDMA request to APD

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---

diff --git a/arch/arm/mach-imx/imx8ulp/soc.c b/arch/arm/mach-imx/imx8ulp/soc.c
index b25f5f2521..7898cb0ed9 100644
--- a/arch/arm/mach-imx/imx8ulp/soc.c
+++ b/arch/arm/mach-imx/imx8ulp/soc.c
@@ -466,6 +466,20 @@ static int trdc_set_access(void)
 	return 0;
 }
 
+void lpav_configure(void)
+{
+	/* LPAV to APD */
+	setbits_le32(SIM_SEC_BASE_ADDR + 0x44, BIT(7));
+
+	/* GPU 2D/3D/DCNANO/MIPI_DSI to APD */
+	setbits_le32(SIM_SEC_BASE_ADDR + 0x4c, BIT(1) | BIT(2) | BIT(3) | BIT(4));
+
+	/* LPAV slave/dma2 ch allocation and request allocation to APD */
+	writel(0x1f, SIM_SEC_BASE_ADDR + 0x50);
+	writel(0xffffffff, SIM_SEC_BASE_ADDR + 0x54);
+	writel(0x003fffff, SIM_SEC_BASE_ADDR + 0x58);
+}
+
 int arch_cpu_init(void)
 {
 	if (IS_ENABLED(CONFIG_SPL_BUILD)) {
@@ -486,12 +500,8 @@ int arch_cpu_init(void)
 				release_rdc(RDC_TRDC);
 
 			trdc_set_access();
-			/* LPAV to APD */
-			setbits_le32(0x2802B044, BIT(7));
-			/* GPU 2D/3D to APD */
-			setbits_le32(0x2802B04C, BIT(1) | BIT(2));
-			/* DCNANO and MIPI_DSI to APD */
-			setbits_le32(0x2802B04C, BIT(1) | BIT(2) | BIT(3) | BIT(4));
+
+			lpav_configure();
 		}
 
 		/* Release xrdc, then allow A35 to write SRAM2 */