soc/mediatek/common: Maintain common pmif data in pmif_init.c

MT8196 has different pmif_spmi_arb and pmif_spi_arb configurations. Move
the common pmif data to a separate file in order to reuse common/pmif.c
as much as possible.

BUG=none
TEST=emerge-corsola coreboot; emerge-geralt coreboot

Change-Id: I24643ce58a57b9cc3c5220bc06a85b141b366eee
Signed-off-by: Yidi Lin <yidilin@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84772
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/src/soc/mediatek/common/pmif_init.c b/src/soc/mediatek/common/pmif_init.c
new file mode 100644
index 0000000000..09158ed7dc
--- /dev/null
+++ b/src/soc/mediatek/common/pmif_init.c
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <assert.h>
+#include <console/console.h>
+#include <device/mmio.h>
+#include <soc/addressmap.h>
+#include <soc/pmif_spi.h>
+#include <soc/pmif_spmi.h>
+#include <soc/pmif_sw.h>
+#include <soc/spmi.h>
+
+const struct pmif pmif_spmi_arb[] = {
+	{
+		.mtk_pmif = (struct mtk_pmif_regs *)PMIF_SPMI_BASE,
+		.ch = (struct chan_regs *)PMIF_SPMI_AP_CHAN,
+		.mstid = SPMI_MASTER_0,
+		.pmifid = PMIF_SPMI,
+		.write = pmif_spmi_write,
+		.read = pmif_spmi_read,
+		.write_field = pmif_spmi_write_field,
+		.read_field = pmif_spmi_read_field,
+		.is_pmif_init_done = pmif_check_init_done,
+	},
+};
+
+const size_t pmif_spmi_arb_count = ARRAY_SIZE(pmif_spmi_arb);
+
+const struct pmif pmif_spi_arb[] = {
+	{
+		.mtk_pmif = (struct mtk_pmif_regs *)PMIF_SPI_BASE,
+		.ch = (struct chan_regs *)PMIF_SPI_AP_CHAN,
+		.pmifid = PMIF_SPI,
+		.write = pmif_spi_write,
+		.read = pmif_spi_read,
+		.write_field = pmif_spi_write_field,
+		.read_field = pmif_spi_read_field,
+		.is_pmif_init_done = pmif_check_init_done,
+	},
+};
+
+const size_t pmif_spi_arb_count = ARRAY_SIZE(pmif_spi_arb);
+
+int mtk_pmif_init(void)
+{
+	int ret;
+
+	ret = pmif_clk_init();
+	if (!ret)
+		ret = pmif_spmi_init(get_pmif_controller(PMIF_SPMI, SPMI_MASTER_0));
+	if (!ret && !CONFIG(PWRAP_WITH_PMIF_SPMI))
+		ret = pmif_spi_init(get_pmif_controller(PMIF_SPI, 0));
+
+	return ret;
+}