platform: generic: add sophgo sg2044 soc support

Signed-off-by: tingzhu.wang <[email protected]> Signed-off-by: Xiaoguang Xing <[email protected]>
sophgo · Aug 30, 2024 · 3361818 · 3361818
1 parent cbf76ce
commit 3361818
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diff --git a/platform/generic/Kconfig b/platform/generic/Kconfig
@@ -58,6 +58,11 @@ config PLATFORM_SOPHGO_SG2042
 	select THEAD_C9XX_PMU
 	default n
 
+config PLATFORM_SOPHGO_SG2044
+	bool "Sophgo sg2044 support"
+	select THEAD_C9XX_PMU
+	default n
+
 config PLATFORM_STARFIVE_JH7110
 	bool "StarFive JH7110 support"
 	default n

diff --git a/platform/generic/configs/defconfig b/platform/generic/configs/defconfig
@@ -4,6 +4,7 @@ CONFIG_PLATFORM_RENESAS_RZFIVE=y
 CONFIG_PLATFORM_SIFIVE_FU540=y
 CONFIG_PLATFORM_SIFIVE_FU740=y
 CONFIG_PLATFORM_SOPHGO_SG2042=y
+CONFIG_PLATFORM_SOPHGO_SG2044=y
 CONFIG_PLATFORM_STARFIVE_JH7110=y
 CONFIG_PLATFORM_THEAD=y
 CONFIG_FDT_GPIO=y

diff --git a/platform/generic/sophgo/objects.mk b/platform/generic/sophgo/objects.mk
@@ -7,3 +7,5 @@
 
 carray-platform_override_modules-$(CONFIG_PLATFORM_SOPHGO_SG2042) += sophgo_sg2042
 platform-objs-$(CONFIG_PLATFORM_SOPHGO_SG2042) += sophgo/sg2042.o
+carray-platform_override_modules-$(CONFIG_PLATFORM_SOPHGO_SG2044) += sophgo_sg2044
+platform-objs-$(CONFIG_PLATFORM_SOPHGO_SG2044) += sophgo/sg2044.o
diff --git a/platform/generic/sophgo/sg2044.c b/platform/generic/sophgo/sg2044.c
@@ -0,0 +1,49 @@
+/*
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (c)
+ *
+ * Authors:
+ *   Inochi Amaoto <[email protected]>
+ *   YuQing Cai <[email protected]>
+ *   ZhenYu Zhang <[email protected]>
+ */
+
+#include <platform_override.h>
+#include <thead/c9xx_pmu.h>
+#include <sbi/riscv_asm.h>
+#include <sbi/riscv_encoding.h>
+#include <sbi/sbi_const.h>
+#include <sbi/sbi_ecall_interface.h>
+#include <sbi/sbi_pmu.h>
+#include <sbi/sbi_platform.h>
+#include <sbi_utils/fdt/fdt_helper.h>
+
+static u32 selected_hartid = -1;
+
+static bool sg2044_cold_boot_allowed(u32 hartid,
+                                   const struct fdt_match *match)
+{
+	if (selected_hartid != -1)
+		return (selected_hartid == hartid);
+
+	return true;
+}
+
+static int sg2044_extensions_init(const struct fdt_match *match,
+				  struct sbi_hart_features *hfeatures)
+{
+	thead_c9xx_register_pmu_device();
+	return 0;
+}
+
+static const struct fdt_match sophgo_sg2044_match[] = {
+	{ .compatible = "sophgo,sg2044" },
+	{ },
+};
+
+const struct platform_override sophgo_sg2044 = {
+	.match_table		= sophgo_sg2044_match,
+	.cold_boot_allowed 	= sg2044_cold_boot_allowed,
+	.extensions_init	= sg2044_extensions_init,
+};