ARM: socfpga: use the pl310 driver to configure the cache
authorDinh Nguyen <dinguyen@kernel.org>
Tue, 23 Apr 2019 21:55:05 +0000 (16:55 -0500)
committerTom Rini <trini@konsulko.com>
Sun, 5 May 2019 12:48:50 +0000 (08:48 -0400)
Find the UCLASS_CACHE driver to configure the cache controller's
settings.

Reviewed-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
arch/arm/mach-socfpga/misc.c

index e1ea8eb73e33ecd004f8a99adfa68b7f27cff8c8..d887f0201f7b050a0815e4e8dd64997c3ace13dd 100644 (file)
@@ -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(0x0, &pl310->pl310_tag_latency_ctrl);
-       writel(0x10, &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)