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| author | Christoph Müllner <christoph.muellner@vrull.eu> | 2024-03-19 10:26:42 +0100 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2024-03-20 11:05:13 +0530 |
| commit | 5186da687debaab5c4a81ec351e56d145d88c79c (patch) | |
| tree | 52d3280f46ac237d9770a7c2d20dd52adf5229dd | |
| parent | 3b2f89e3d64571ad7af17f036b5ed98a0aee105e (diff) | |
| download | opensbi-5186da687debaab5c4a81ec351e56d145d88c79c.zip opensbi-5186da687debaab5c4a81ec351e56d145d88c79c.tar.gz opensbi-5186da687debaab5c4a81ec351e56d145d88c79c.tar.bz2 | |
platform: generic: allwinner: sun20i-d1: Remove duplicated CSR definitions
All T-Head CSRs are already defined in thead/c9xx_encoding.h.
Let's reuse the values from there instead of redefining them with
a slightly different name.
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
Reviewed-by: Anup Patel <anup@brainfault.org>
| -rw-r--r-- | platform/generic/allwinner/sun20i-d1.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/platform/generic/allwinner/sun20i-d1.c b/platform/generic/allwinner/sun20i-d1.c index e9388db..ed19d5d 100644 --- a/platform/generic/allwinner/sun20i-d1.c +++ b/platform/generic/allwinner/sun20i-d1.c @@ -33,15 +33,6 @@ #define RISCV_CFG_BGR_REG 0xd0c #define PPU_BGR_REG 0x1ac -/* - * CSRs - */ - -#define CSR_MXSTATUS 0x7c0 -#define CSR_MHCR 0x7c1 -#define CSR_MCOR 0x7c2 -#define CSR_MHINT 0x7c5 - static unsigned long csr_mxstatus; static unsigned long csr_mhcr; static unsigned long csr_mhint; @@ -49,24 +40,24 @@ static unsigned long csr_mhint; static void sun20i_d1_csr_save(void) { /* Save custom CSRs. */ - csr_mxstatus = csr_read(CSR_MXSTATUS); - csr_mhcr = csr_read(CSR_MHCR); - csr_mhint = csr_read(CSR_MHINT); + csr_mxstatus = csr_read(THEAD_C9XX_CSR_MXSTATUS); + csr_mhcr = csr_read(THEAD_C9XX_CSR_MHCR); + csr_mhint = csr_read(THEAD_C9XX_CSR_MHINT); /* Flush and disable caches. */ - csr_write(CSR_MCOR, 0x22); - csr_write(CSR_MHCR, 0x0); + csr_write(THEAD_C9XX_CSR_MCOR, 0x22); + csr_write(THEAD_C9XX_CSR_MHCR, 0x0); } static void sun20i_d1_csr_restore(void) { /* Invalidate caches and the branch predictor. */ - csr_write(CSR_MCOR, 0x70013); + csr_write(THEAD_C9XX_CSR_MCOR, 0x70013); /* Restore custom CSRs, including the cache state. */ - csr_write(CSR_MXSTATUS, csr_mxstatus); - csr_write(CSR_MHCR, csr_mhcr); - csr_write(CSR_MHINT, csr_mhint); + csr_write(THEAD_C9XX_CSR_MXSTATUS, csr_mxstatus); + csr_write(THEAD_C9XX_CSR_MHCR, csr_mhcr); + csr_write(THEAD_C9XX_CSR_MHINT, csr_mhint); } /* |