Merge tag 'memory-controller-drv-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into soc/drivers

Memory controller drivers for v6.15

1. Minor cleanup in Nvidia Tegra20 EMC.
2. Extend support for Mediatek MT8192 to match recommended by vendor and
   improve VENC hardware behavior during stress testing.

* tag 'memory-controller-drv-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl:
  memory: mtk-smi: Add ostd setting for mt8192
  memory: tegra20-emc: Drop redundant platform_get_irq() error printk

Link: https://lore.kernel.org/r/20250316143503.17620-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

2 files changed, 34 insertions, 3 deletions

diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
index 5710348f72f6..a8f5467d6b31 100644
--- a/drivers/memory/mtk-smi.c
+++ b/drivers/memory/mtk-smi.c
@@ -332,6 +332,38 @@ static const u8 mtk_smi_larb_mt8188_ostd[][SMI_LARB_PORT_NR_MAX] = {
 	[25] = {0x01},
 };
 
+static const u8 mtk_smi_larb_mt8192_ostd[][SMI_LARB_PORT_NR_MAX] = {
+	[0] = {0x2, 0x2, 0x28, 0xa, 0xc, 0x28,},
+	[1] = {0x2, 0x2, 0x18, 0x18, 0x18, 0xa, 0xc, 0x28,},
+	[2] = {0x5, 0x5, 0x5, 0x5, 0x1,},
+	[3] = {},
+	[4] = {0x28, 0x19, 0xb, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x4, 0x1,},
+	[5] = {0x1, 0x1, 0x4, 0x1, 0x1, 0x1, 0x1, 0x16,},
+	[6] = {},
+	[7] = {0x1, 0x3, 0x2, 0x1, 0x1, 0x5, 0x2, 0x12, 0x13, 0x4, 0x4, 0x1,
+	       0x4, 0x2, 0x1,},
+	[8] = {},
+	[9] = {0xa, 0x7, 0xf, 0x8, 0x1, 0x8, 0x9, 0x3, 0x3, 0x6, 0x7, 0x4,
+	       0xa, 0x3, 0x4, 0xe, 0x1, 0x7, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1,
+	       0x1, 0x1, 0x1, 0x1, 0x1,},
+	[10] = {},
+	[11] = {0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1,
+		0x1, 0x1, 0x1, 0xe, 0x1, 0x7, 0x8, 0x7, 0x7, 0x1, 0x6, 0x2,
+		0xf, 0x8, 0x1, 0x1, 0x1,},
+	[12] = {},
+	[13] = {0x2, 0xc, 0xc, 0xe, 0x6, 0x6, 0x6, 0x6, 0x6, 0x12, 0x6, 0x28,
+		0x2, 0xc, 0xc, 0x28, 0x12, 0x6,},
+	[14] = {},
+	[15] = {0x28, 0x14, 0x2, 0xc, 0x18, 0x4, 0x28, 0x14, 0x4, 0x4, 0x4, 0x2,
+		0x4, 0x2, 0x8, 0x4, 0x4,},
+	[16] = {0x28, 0x14, 0x2, 0xc, 0x18, 0x4, 0x28, 0x14, 0x4, 0x4, 0x4, 0x2,
+		0x4, 0x2, 0x8, 0x4, 0x4,},
+	[17] = {0x28, 0x14, 0x2, 0xc, 0x18, 0x4, 0x28, 0x14, 0x4, 0x4, 0x4, 0x2,
+		0x4, 0x2, 0x8, 0x4, 0x4,},
+	[18] = {0x2, 0x2, 0x4, 0x2,},
+	[19] = {0x9, 0x9, 0x5, 0x5, 0x1, 0x1,},
+};
+
 static const u8 mtk_smi_larb_mt8195_ostd[][SMI_LARB_PORT_NR_MAX] = {
 	[0] = {0x0a, 0xc, 0x22, 0x22, 0x01, 0x0a,}, /* larb0 */
 	[1] = {0x0a, 0xc, 0x22, 0x22, 0x01, 0x0a,}, /* larb1 */
@@ -427,6 +459,7 @@ static const struct mtk_smi_larb_gen mtk_smi_larb_mt8188 = {
 
 static const struct mtk_smi_larb_gen mtk_smi_larb_mt8192 = {
 	.config_port                = mtk_smi_larb_config_port_gen2_general,
+	.ostd			    = mtk_smi_larb_mt8192_ostd,
 };
 
 static const struct mtk_smi_larb_gen mtk_smi_larb_mt8195 = {
diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c
index 9b7d30a21a5b..44ac55feacd3 100644
--- a/drivers/memory/tegra/tegra20-emc.c
+++ b/drivers/memory/tegra/tegra20-emc.c
@@ -1191,10 +1191,8 @@ static int tegra_emc_probe(struct platform_device *pdev)
 	int irq, err;
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(&pdev->dev, "please update your device tree\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	emc = devm_kzalloc(&pdev->dev, sizeof(*emc), GFP_KERNEL);
 	if (!emc)