summary refs log tree commit diff
path: root/drivers/crypto
diff options
context:
space:
mode:
authorOfir Drang <ofir.drang@arm.com>2019-04-18 16:39:07 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2019-04-25 15:38:16 +0800
commit1fc165721be84001d124132947775360bc301511 (patch)
treead9d69ff9ae12b67f285d507a0404e2583ed981d /drivers/crypto
parent7766dd774d80463cec7b81d90c8672af91de2da1 (diff)
downloadlinux-1fc165721be84001d124132947775360bc301511.tar.gz
crypto: ccree - remove cc7x3 obsoleted AXIM configs
AXIM configuration register modified in cc7x3 and no longer
includes AXI interrupt masking fields.

Signed-off-by: Ofir Drang <ofir.drang@arm.com>
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/ccree/cc_driver.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/crypto/ccree/cc_driver.c b/drivers/crypto/ccree/cc_driver.c
index a28548192211..902f196d4be1 100644
--- a/drivers/crypto/ccree/cc_driver.c
+++ b/drivers/crypto/ccree/cc_driver.c
@@ -193,11 +193,14 @@ int init_cc_regs(struct cc_drvdata *drvdata, bool is_probe)
 	unsigned int val, cache_params;
 	struct device *dev = drvdata_to_dev(drvdata);
 
-	/* Unmask all AXI interrupt sources AXI_CFG1 register */
-	val = cc_ioread(drvdata, CC_REG(AXIM_CFG));
-	cc_iowrite(drvdata, CC_REG(AXIM_CFG), val & ~CC_AXI_IRQ_MASK);
-	dev_dbg(dev, "AXIM_CFG=0x%08X\n",
-		cc_ioread(drvdata, CC_REG(AXIM_CFG)));
+	/* Unmask all AXI interrupt sources AXI_CFG1 register   */
+	/* AXI interrupt config are obsoleted startign at cc7x3 */
+	if (drvdata->hw_rev <= CC_HW_REV_712) {
+		val = cc_ioread(drvdata, CC_REG(AXIM_CFG));
+		cc_iowrite(drvdata, CC_REG(AXIM_CFG), val & ~CC_AXI_IRQ_MASK);
+		dev_dbg(dev, "AXIM_CFG=0x%08X\n",
+			cc_ioread(drvdata, CC_REG(AXIM_CFG)));
+	}
 
 	/* Clear all pending interrupts */
 	val = cc_ioread(drvdata, CC_REG(HOST_IRR));