From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yu Chien Peter Lin Date: Thu, 15 Sep 2022 09:51:10 +0800 Subject: [PATCH 01/12] platform: ae350: Remove enabling cache from platform final initailzation In-Reply-To: <20220915015121.27596-1-peterlin@andestech.com> References: <20220915015121.27596-1-peterlin@andestech.com> Message-ID: <20220915015121.27596-2-peterlin@andestech.com> List-Id: To: opensbi@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Boot-time cache operations have been handled by U-boot SPL, so we can drop duplicate code. Signed-off-by: Yu Chien Peter Lin --- platform/andes/ae350/platform.c | 19 ------------------- 1 file changed, 19 deletions(-) diff --git a/platform/andes/ae350/platform.c b/platform/andes/ae350/platform.c index 6bd0a69..33f9c4c 100644 --- a/platform/andes/ae350/platform.c +++ b/platform/andes/ae350/platform.c @@ -34,25 +34,6 @@ static int ae350_final_init(bool cold_boot) { void *fdt; - /* enable L1 cache */ - uintptr_t mcache_ctl_val = csr_read(CSR_MCACHECTL); - - if (!(mcache_ctl_val & V5_MCACHE_CTL_IC_EN)) - mcache_ctl_val |= V5_MCACHE_CTL_IC_EN; - if (!(mcache_ctl_val & V5_MCACHE_CTL_DC_EN)) - mcache_ctl_val |= V5_MCACHE_CTL_DC_EN; - if (!(mcache_ctl_val & V5_MCACHE_CTL_CCTL_SUEN)) - mcache_ctl_val |= V5_MCACHE_CTL_CCTL_SUEN; - csr_write(CSR_MCACHECTL, mcache_ctl_val); - - /* enable L2 cache */ - uint32_t *l2c_ctl_base = (void *)AE350_L2C_ADDR + V5_L2C_CTL_OFFSET; - uint32_t l2c_ctl_val = *l2c_ctl_base; - - if (!(l2c_ctl_val & V5_L2C_CTL_ENABLE_MASK)) - l2c_ctl_val |= V5_L2C_CTL_ENABLE_MASK; - *l2c_ctl_base = l2c_ctl_val; - if (!cold_boot) return 0; -- 2.34.1