From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Fri, 8 Mar 2019 20:17:12 +0100 Subject: [U-Boot] [PATCHv1 4/4] ARM: socfpga: use the pl310 driver to configure the cache In-Reply-To: <20190308161651.10160-5-dinguyen@kernel.org> References: <20190308161651.10160-1-dinguyen@kernel.org> <20190308161651.10160-5-dinguyen@kernel.org> Message-ID: <8804ee41-bb7d-14be-d75a-bbb067d167a2@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 3/8/19 5:16 PM, Dinh Nguyen wrote: > Find the UCLASS_CACHE driver to configure the cache controller's > settings. > > Signed-off-by: Dinh Nguyen > --- > arch/arm/mach-socfpga/misc.c | 16 +++------------- > 1 file changed, 3 insertions(+), 13 deletions(-) > > diff --git a/arch/arm/mach-socfpga/misc.c b/arch/arm/mach-socfpga/misc.c > index fcf211d62b..34d8c4c51b 100644 > --- a/arch/arm/mach-socfpga/misc.c > +++ b/arch/arm/mach-socfpga/misc.c > @@ -59,20 +59,10 @@ void enable_caches(void) > #ifdef CONFIG_SYS_L2_PL310 > void v7_outer_cache_enable(void) > { > - /* Disable the L2 cache */ > - clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); > - > - writel(0x111, &pl310->pl310_tag_latency_ctrl); > - writel(0x121, &pl310->pl310_data_latency_ctrl); > - > - /* enable BRESP, instruction and data prefetch, full line of zeroes */ > - setbits_le32(&pl310->pl310_aux_ctrl, > - L310_AUX_CTRL_DATA_PREFETCH_MASK | > - L310_AUX_CTRL_INST_PREFETCH_MASK | > - L310_SHARED_ATT_OVERRIDE_ENABLE); > + struct udevice *dev; > > - /* Enable the L2 cache */ > - setbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN); > + if (uclass_get_device(UCLASS_CACHE, 0, &dev)) > + pr_err("cache controller driver NOT found!\n"); > } > > void v7_outer_cache_disable(void) > Reviewed-by: Marek Vasut -- Best regards, Marek Vasut