diff options
| author | Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com> | 2020-07-26 22:37:33 +0530 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2020-07-29 10:37:11 -0400 |
| commit | 2ae7adc659f7fca9ea65df4318e5bca2b8274310 (patch) | |
| tree | 41d2ef5d35c09e393409d18fa329848774580592 /arch/arm/cpu | |
| parent | a76bfe5693b7657d76b93422ec2dabca8e3a2180 (diff) | |
arch: arm: use dt and UCLASS_SYSCON to get gic lpi details
Use device tree and UCLASS_SYSCON driver to get
Generic Interrupt Controller (GIC) lpi address and
maximum GIC redistributors count.
Also update Kconfig to select REGMAP and SYSCON when
GIC_V3_ITS is enabled.
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/soc.c | 28 |
1 files changed, 1 insertions, 27 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index 0cd8e92e81..fde893e8c9 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -41,37 +41,11 @@ DECLARE_GLOBAL_DATA_PTR; #endif #ifdef CONFIG_GIC_V3_ITS -#define PENDTABLE_MAX_SZ ALIGN(BIT(ITS_MAX_LPI_NRBITS), SZ_64K) -#define PROPTABLE_MAX_SZ ALIGN(BIT(ITS_MAX_LPI_NRBITS) / 8, SZ_64K) -#define GIC_LPI_SIZE ALIGN(cpu_numcores() * PENDTABLE_MAX_SZ + \ - PROPTABLE_MAX_SZ, SZ_1M) -static int fdt_add_resv_mem_gic_rd_tables(void *blob, u64 base, size_t size) -{ - u32 phandle; - int err; - struct fdt_memory gic_rd_tables; - - gic_rd_tables.start = base; - gic_rd_tables.end = base + size - 1; - err = fdtdec_add_reserved_memory(blob, "gic-rd-tables", &gic_rd_tables, - &phandle); - if (err < 0) - debug("%s: failed to add reserved memory: %d\n", __func__, err); - - return err; -} - int ls_gic_rd_tables_init(void *blob) { - u64 gic_lpi_base; int ret; - gic_lpi_base = ALIGN(gd->arch.resv_ram - GIC_LPI_SIZE, SZ_64K); - ret = fdt_add_resv_mem_gic_rd_tables(blob, gic_lpi_base, GIC_LPI_SIZE); - if (ret) - return ret; - - ret = gic_lpi_tables_init(gic_lpi_base, cpu_numcores()); + ret = gic_lpi_tables_init(); if (ret) debug("%s: failed to init gic-lpi-tables\n", __func__); |