spi: dw-mmio: Add ACPI ID LECA0002 for LECARC SoCs

This ID requires a custom initialization function
dw_spi_hssi_no_dma_init() that sets dws->dws.ip to DW_HSSI_ID.

Signed-off-by: Thomas Lin <thomas_lin@lecomputing.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20260521-lecarc-acpi-ids-v1-2-ae0ae90b2817@lecomputing.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index bed0791c17fc64836bc91cb897290415ad9fade5..4d5a51d30adcd10eb1173d7fc39d582ae2e2993d 100644 (file)
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -181,6 +181,12 @@ static const struct apd_device_desc hip08_spi_desc = {
        .setup = acpi_apd_setup,
        .fixed_clk_rate = 250000000,
 };
+
+static const struct apd_device_desc leca_spi_desc = {
+       .setup = acpi_apd_setup,
+       .fixed_clk_rate = 400000000,
+};
+
 #endif /* CONFIG_ARM64 */
 
 #endif
@@ -251,6 +257,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
        { "HISI02A2", APD_ADDR(hip08_i2c_desc) },
        { "HISI02A3", APD_ADDR(hip08_lite_i2c_desc) },
        { "HISI0173", APD_ADDR(hip08_spi_desc) },
+       { "LECA0002", APD_ADDR(leca_spi_desc) },
        { "NXP0001", APD_ADDR(nxp_i2c_desc) },
 #endif
        { }

diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c
index 1bfdf24c3227974938c369237e86c125ca46a4bb..4fc864d38cff05f6ab790d4802f7504a3df5e5d8 100644 (file)
--- a/drivers/spi/spi-dw-mmio.c
+++ b/drivers/spi/spi-dw-mmio.c
@@ -226,8 +226,8 @@ static int dw_spi_hssi_init(struct platform_device *pdev,
        return 0;
 }
 
-static int dw_spi_intel_init(struct platform_device *pdev,
-                            struct dw_spi_mmio *dwsmmio)
+static int dw_spi_hssi_no_dma_init(struct platform_device *pdev,
+                                  struct dw_spi_mmio *dwsmmio)
 {
        dwsmmio->dws.ip = DW_HSSI_ID;
 
@@ -438,7 +438,7 @@ static const struct of_device_id dw_spi_mmio_of_match[] = {
        { .compatible = "amazon,alpine-dw-apb-ssi", .data = dw_spi_alpine_init},
        { .compatible = "renesas,rzn1-spi", .data = dw_spi_pssi_init},
        { .compatible = "snps,dwc-ssi-1.01a", .data = dw_spi_hssi_init},
-       { .compatible = "intel,keembay-ssi", .data = dw_spi_intel_init},
+       { .compatible = "intel,keembay-ssi", .data = dw_spi_hssi_no_dma_init},
        {
                .compatible = "intel,mountevans-imc-ssi",
                .data = dw_spi_mountevans_imc_init,
@@ -453,6 +453,7 @@ MODULE_DEVICE_TABLE(of, dw_spi_mmio_of_match);
 #ifdef CONFIG_ACPI
 static const struct acpi_device_id dw_spi_mmio_acpi_match[] = {
        {"HISI0173", (kernel_ulong_t)dw_spi_pssi_init},
+       {"LECA0002", (kernel_ulong_t)dw_spi_hssi_no_dma_init},
        {},
 };
 MODULE_DEVICE_TABLE(acpi, dw_spi_mmio_acpi_match);